Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. Single-celled organisms may use cell division as their method of reproduction. Regardless of the reason for mitosis, the process ensures genetic continuity. What is the step in the cell cycle that ensure genetic continuity?
A) B. DNA replication
B) D. Cytoplasmic division
C) B. Translation and transcription
D) C. Cell growth, preparing for mitosis

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. Take for example the cells that line the digestive tract. These cells must be frequently replaced because they are constantly eroded by the movement of food through the tract. What mechanism(s) is/are in place to ensure that these cells are exact copies of the mother cell?
A) DNA restriction point
B) DNA template plus DNA damage checkpoints
C) the template DNA provides for making copies
D) G0, quiescence checks for damage

Answers

Answer 1
For the first question the answer is D
For the second question the answer is B
Answer 2

The genetic material that is involved in a cell in order to maintain the genetic continuity along with the genetic diversity that is required for the inheritance to go on all lies in the cytoplasm. The correct answer is option B.

What is the genetic unit of inheritance ?

Gene is the genetic unit of inheritance.

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. Single-celled organisms may use cell division as their method of reproduction. Regardless of the reason for mitosis, the process ensures genetic continuity that definitely is the cytoplasm where the genetic material and the genetic units all are present in the cytoplasm.

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. In this case the check points will help to check the DNA structure and the damage that is being done in the  sequence in order to check that a;ll the bases are arranged properly or not.

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Related Questions

What are the two ways that carbon enters into the atmosphere?

Answers

Animals and plants need to get rid of carbon dioxide gas through a process called respiration. Carbon moves from fossil fuels to the atmosphere when fuels are burned. When humans burn fossil fuels to power factories, power plants, cars and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas.

The carbon enters into the atmosphere through two ways that are burning of fossil fuels and by respiration of living organisms.

Fossil fuels are the fuels that are produced beneath the earth crust by degradation of the organic matter of dead and decaying plants, animals, and animal dung. Fossil fuels like coal, petroleum, and natural gas when burned or combusted liberate carbon dioxide gas into the atmosphere, which is a chief source of carbon element in the atmosphere. The respiration process takes place in all living organisms including humans, animals, and plants. The carbon dioxide is the chief gas produced in the respiration process. Again it is a source of carbon to the atmosphere.

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The_
of a star will determine its lifespan.
magnitude
mass
rotation
temperature
This is earth space science
Pls answer fast

Answers

Answer:

Mass

Explanation:

The larger a star's mass, the shorter it's lifespan.

I hope this helps! ☺

A teacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and pH indicator strips, which measure acidity. The teacher asks the students to put the liquids in order from most acidic to most basic.

What type of investigation could the students conduct to determine the correct order for the liquids?

The type of liquid is the.

The pH is the.

Answers

Answer:

1. comparative

2. independent

3. dependent

only added this cuz I could and I needed points.

Explanation:

The students can conduct an experiment where they treat:

1. The type of liquid is the independent variable.

2. The pH is the dependent variable.

1. In this investigation, the type of liquid (vinegar, apple juice, dish detergent, and milk) is the independent variable. The students would manipulate this variable by testing each liquid with pH indicator strips to determine its level of acidity or basicity.

2. The pH level of each liquid is the dependent variable. It is the factor being measured or observed based on the changes in the independent variable (type of liquid). The pH indicator strips will change color according to the acidity or basicity of the liquid, allowing students to compare and order the liquids from most acidic to most basic based on their pH values.

This investigation allows students to explore and understand the concept of pH, acidity, and basicity in common kitchen liquids, enhancing their scientific knowledge and experimental skills.

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List the 6 steps in the food Flow system:

Answers

Answer:

There are 8 stages in the flow of the food through your

establishment:

1. Purchasing and receiving

2. Storage

3. Preparation (including defrosting)

4. Cooking

5. Cooling

6. Hot and cold holding

7. Reheating

8. Serving

Explanation:

Food flow system: Production, processing, distribution, preparation, consumption, waste management—ensuring a sustainable journey from origin to disposal.

The correct steps in the food flow system are as follows:

 1. Food Production: This is the initial step where food is grown, raised, or harvested. It involves agricultural practices, aquaculture, and other forms of food cultivation.

 2. Food Processing: After production, food may undergo processing, which can include slaughtering, butchering, and packing of animals; pasteurization of milk; or canning and freezing of fruits and vegetables.

 3. Food Distribution: Once processed, food is transported from the place of production or processing to various distribution points such as warehouses, grocery stores, restaurants, and other food service providers.

 4. Food Preparation: This step involves the preparation of food for consumption. It can occur in commercial settings like restaurants or at home. It includes cooking, seasoning, and assembling meals.

 5. Food Consumption: This is the stage where food is eaten. It is the end goal of the food flow system, where nutrients from the food are taken up by the body.

 6. Food Disposal/Waste Management: After consumption, there is usually some waste, which includes inedible parts of food, leftovers, and packaging. Proper disposal or recycling of these materials is an important part of the food flow system to minimize environmental impact.

 These steps outline the journey of food from its origin to its eventual disposal, highlighting the importance of each phase in ensuring a sustainable food system.

Name and describe saturn’s largest satellite

Answers

Answer:

Titan

Explanation:

Titan is the largest moon of Saturn and the second-largest natural satellite in the Solar System. It is the only moon known to have a dense atmosphere, and the only known body in space, other than Earth, where clear evidence of stable bodies of surface liquid has been found.

Titian because it makes more sense then all the others

The process of dna replicaton occurs just before

Answers

Answer:

cell division

Explanation:

Sorry if its wrong

cell division which is also known as mitosis.

Two unlabeled slides are viewed under a microscope.

Slide A has cells with a visible nucleus, mitochondria, a cell membrane, a cell wall, and chloroplasts.

Slide B has cells with a visible nucleus, mitochondria, and a cell membrane.

How should these slides be labeled?Immersive Reader
(9 Points)
Slide A, animal cells; Slide B, animal cells
Slide A, animal cells; Slide B, plant cells
Slide A, plant cells; Slide B, animal cells
Slide A, plant cells;Slide B, plant cells


:3

Answers

Answer:it's the third option

Explanation:

Because animal cells don't have a cell wall or chloroplast

Going by the organelles seen under the microscope, the correct labelling of the slides would be:

Slide A - plant cells Slide B -  animal cells

Slide A would be a plant cell because of the presence of cell wall and chloroplast. these 2 organelles are unique to the plant cell only.

Slide B would be an animal cell due to the absence of cell wall and chloroplast.

Both cells are eukaryotic cells with essentially the same organelles. However, the plant cell has chloroplast, cell wall, and large central vacuole while the animal cell does not.

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While the rocks are soaking, look through the jars and make observations. Do you notice any changes
within the jars? Record your observations below.


Answers

Answer:

The rocks will start to break apart

Explanation:

hope this helps..

The rock will start to break apart

Two guinea pigs are crossed, one parent is Ss, the other ss. What is the probability of a baby guinea pig from this cross having both S and s factors?
A.0% chance
B.25% chance
C.50% chance
D.75% chance

Answers

Answer: B. 50%

Explanation: Image attached

Final answer:

The probability of a baby guinea pig from the cross between parents with genotypes Ss and ss having both S and s alleles is C.50% chance, as demonstrated using a Punnett square.

Explanation:

The question involves calculating the probability of a baby guinea pig inheriting specific genetic factors from its parents, one with genotype Ss and the other with genotype ss. To find the probability of an offspring having both S and s alleles, we can use a Punnett square to represent the possible genetic combinations.

Place the alleles of the first parent (Ss) at the top of the Punnett square.Place the alleles of the second parent (ss) on the side of the Punnett square.Fill in the squares to show the possible allele combinations for the offspring.

In this scenario, half of the offspring (50%) would inherit an S allele from the first parent and an s allele from the second parent, resulting in the genotype Ss. Therefore, the correct answer is C. 50% chance. This calculation demonstrates how genetic traits can be inherited and the importance of understanding Mendelian genetics.

Which of the following causes tidal waves?
Strong winds
Underwater earthquakes
Gravitational pulls of the sun and moon
Temperature difference between land and sea

Answers

Final answer:

Tidal waves, better known as tides, are primarily caused by the gravitational pulls of the sun and moon. They are not significantly influenced by strong winds or temperature differences between land and sea. Misuse of the term 'tidal wave' often leads to confusion with tsunamis, which are caused by underwater earthquakes or similar events.

Explanation:

The primary cause of tidal waves, or more accurately, tides, is the gravitational pull of the sun and moon. This gravitational force causes the Earth's oceans to bulge out in the direction of these celestial bodies, creating a rise and fall in sea level that we experience as tides. However, it is important to note that terms like 'tidal wave' are often misinterpreted.

True tidal waves are relatively slow, predictable, and governed by astronomical factors. On the other hand, underwater phenomena like underwater earthquakes, landslides, or volcanic eruptions can cause sudden large waves known as tsunamis, which are often incorrectly referred to as 'tidal waves'. Strong winds and temperature differences between land and sea mainly influence surface wave activity and do not play a significant role in causing tidal waves.

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What’s the chemical reaction

Answers

Answer:

Smell produced

Explanation:

The tree will start having a burning scent.

Answer:

1 bubbles and new substance 2 smell and new substance and change of state

Explanation: baking soda and vinegar bubble and make co2 and burning wood creates gas and smells and creates a new substance co2 hope this helps god bles

Put the steps of the interaction between actin and
myosin during muscle contraction in order from
first (1) to last (3).
The myosin head rotates, causing overlap
with actin.
The myosin head attaches to a binding site
on the actin filament.
The myosin head detaches from one
binding site and reattaches to another.​

Answers

Answer:During muscle contraction, the sequence of events involving myosin can be summarized as follows:

The myosin head attaches to a binding site on the actin filament.

The myosin head rotates, causing overlap with actin.

The myosin head detaches from one binding site and reattaches to another.

So, the correct order is:

The myosin head attaches to a binding site on the actin filament.

The myosin head rotates, causing overlap with actin.

The myosin head detaches from one binding site and reattaches to another.

Explanation:

Answer: If YOU ARE ON THE INSTRUCTION I GIVE THE 1st AND 2nd QUESTION AND ANSWERS

Put the steps of the interaction between actin and myosin during muscle contraction in order from first (1) to last (3).

2 - The myosin head rotates, causing overlap with actin.

1 - The myosin head attaches to a binding site on the actin filament.

3 - The myosin head detaches from one binding site and reattaches to another.

Complete the following statements.

Calcium ions are necessary to activate the binding sites on the actin filaments.

The molecule ATP is required each time the myosin head detaches from one site and reattaches to another.

Explain carefully what is wrong with each of these statements,
and suggest what should have been said instead:
(a) "The function of the stomach is to digest food."

(b) "The small intestine absorbs your food."

(c) “Amylase breaks down starch to glucose."

(d) "The stomach contains acid because the protease enzyme
there works best at pH 2."

Answers

Answer&Explanation:

All statement are correct but for a: not only stomach is digesting food but there whole alimentary canal

B: addition vitamin is absorbed at stomach together with water

C: starch to maltose which is then broken by lipase enzymes to glucose

D:in addition acid kill bacteria and activate the enzymes pepsinogen and renin

Answer:

B

Explanation:

The statement is partially correct but lacks specificity. While the small intestine is responsible for the majority of nutrient absorption, it doesn't absorb the food itself. Instead, the small intestine absorbs the nutrients from the food. To correct the statement, it should say: "The small intestine absorbs nutrients from the food."

what is the connection between a circadian rhythm and the biological clock​

Answers

Answer:

Circadian rhythms help determine our sleep patterns. The body's master clock, or SCN, controls the production of melatonin, a hormone that makes you sleepy. It receives information about incoming light from the optic nerves, which relay information from the eyes to the brain.

how does water role in photosynthesis explain increased biological productivity in area of heavy precipitation​

Answers

Water has a role in photosynthesis as being a reactant for the process. The biological productivity will increase due to heavy precipitation.

Photosynthesis is a process by which green plants prepare their food using carbon dioxide and water to produce carbohydrate and oxygen. Water from the atmosphere in the form of moisture and from soil as a reactant which get split by the photolysis through sunlight and hydrogen becomes the part of the carbohydrate and oxygen is produced as byproduct. In an area which maximum amount of precipitation annually is likely to facilitate the process of photosynthesis and more biological productivity is expected due to the availability of enough amount of water as reactant necessary for photosynthesis.

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#7. Choose the best answer:

Answers

Answer:

All tall and no short.

Explanation:

When TT and tt are crossed, it makes all offspring Tt. If Tt, it only shows the dominant trait, and they are carriers of the recessive trait.

A molecular biologist is evaluating evidence from an investigation of a crime. The evidence includes a DNA sample obtained at the crime scene, as well as a DNA sample of a suspect. To determine whether the two DNA samples match, which sections of each sample should the molecular biologist compare?

A. sections that contain genes with known functions
B. sections with repeated sequences between genes
C. sections that contain genes with unknown functions
D. sections from either the X chromosome or Y chromosome

Answers

Answer:

Im not sure if its A or B

Explanation:

Answer:

d. sections from either the x chromosome or y chromosome

Which are accurate descriptions of comparative anatomy? Select three options.

may or may not include studies of structures with the same function

only involves studies of structures that are on the outer surface of the body

compares the structures of organisms from different species

always supports the concept of a recent common ancestor

includes studies of homologous, vestigial, and analogous structures

Answers

Answer:

3. , 5. , and 1. .

Explanation:

Comparative anatomy compares the structures of organisms from different species, includes studies of homologous, vestigial, and analogous structures and compares the structures of organisms from different species, hence option 1, 3 and 5 are correct.

What is the comparative anatomy?

Analogous Structures and homologous structures are the two major ideas of comparative anatomy. Similar structures found in several organisms are called analogous structures.

Comparative anatomy is one sort of proof. Two key ideas in comparative anatomy are homologous structures and analogous structures.

Similar structures known as analogous structures can be found in several animals, but they differ from homologous structures in some ways. They perform the same tasks and have the same appearance.

Therefore,  includes studies of homologous, vestigial, and analogous structures and compares the structures of organisms from different species.

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What trait is common for animals in the Order Carnivora?

Answers

Is this A multiple choice or free response? Bc if it’s free response, I’d say big, sharp teeth

Answer:

i would say claws, larger sharp teeth, and some my have camouflage in order to hunt better.

Diffusion and osmosis are forms of passive transport.

Group of answer choices

True

False

Answers

Answer: False

Explanation: It’s false because during Diffusion something is being mixed into water resulting in a new mixture, and during osmosis the water is moving into the cell which could result in the cell bursting.
Final answer:

Diffusion and osmosis are indeed forms of passive transport. Diffusion involves movement of particles from a region of high concentration to low. Osmosis, a type of diffusion, involves the movement of water molecules across a semi-permeable membrane from lower to higher solute concentration.

Explanation:

The statement 'Diffusion and osmosis are forms of passive transport' is true. Both diffusion and osmosis are types of passive transport mechanisms within a cell. Diffusion is the process in which particles move from an area of high concentration to an area of low concentration. Similarly, osmosis is a special type of diffusion where water molecules move across a semi-permeable membrane from an area of a lower concentration of solute to an area with a higher concentration of solute, till equilibrium is reached.

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Which statement describes the reaction for cellular respiration?
The equation is carbon dioxide + water → glucose + oxygen + water and energy is required in the fo
The equation is glucose + oxygen → carbon dioxide + water and energy is produced in the form of A
The equation is carbon dioxide + water → glucose + oxygen + water and energy is produced in the fi
The equation is glucose + oxygen carbon dioxide + water and energy is required in the form of ligh

Answers

The equation is glucose + oxygen = carbon dioxide + water + energy

Answer:

glucose + oxygen ® carbon dioxide + water Energy is produced in the form of ATP

Hope this Helps!

If an opaque material appears to be green, then which of the following can be concluded?
All color frequencies of light are reflected, except for green which is absorbed.
All color frequencies of light are absorbed, except for green which is reflected.
All frequencies of light are reflected, but green is reflected at a different angle than all others.
Green is the only frequency of light that is absorbed.

Answers

Answer:

All color frequencies of light are absorbed, except for green which is reflected.

Explanation:

Light does not transmits through an opaque object. We are able to see an object when light from a source bounces off its surface and reaches our eye. The color we see is the one which is reflected.

Answer:

B

Explanation:

If a light is reflected, that means that it bounces back from the material in the opposite direction. This means that we will be able to see that reflected color. Here, since we see green, we know that green has been reflected.

Meanwhile, if we don't see any color, then we know those colors are absorbed by the material.

Thus, the answer is B.

Hope this helps!

Good management of the environment is based on

economics
duplicating nature
leaving the environment alone
stopping all changes in the environment

Answers

Good environmental management is a multifaceted approach that involves managing ecological processes, adapting to changing conditions, and implementing regulatory controls to ensure sustainability. It also includes economic strategies such as taxation to encourage conservation and sustainable use of limited resources.

Good management of the environment is not based on a single action or ideology. Instead, it typically involves a combination of practices that include continuously managing limiting factors and ecological processes, as well as being adaptive and minimally intrusive. This also means that good environmental management often depends on regulatory controls, such as natural resource management laws and pollution laws that define sustainable use and prevent harmful dumping into the environment.

Additionally, conservation biology principles guide efforts to maintain complex and adaptive ecosystems by ensuring that ecosystem processes like water cycling and nutrient cycling are maintained, external threats are minimized, and actions taken are adaptive to changing conditions. This approach is vital as it recognizes that the earth has a limited supply of resources, which must be conserved for present and future generations.

An economic perspective on environmental management might include implementing taxes on resource extraction and waste production to encourage conservation and sustainable practices. This is aligned with the idea that growth is not indefinitely sustainable, and human activities must align with natural laws to maintain the integrity of the environment.

A body part that has lost its original function through evolution

Answers

Answer:

the appendix

Explanation:

Hope this helped

stay safe

brainliest is appreciated :)))

vestigial organ is the body part that has lost its original function through evolution.

What is vestigial organ ?

The vestigial organ other wise called as rudimentary organs.

These are the remnants of the organs which might have functional in the ancestors organism.

These vestigial organs are mostly undersized, degenerated, inactive and non-functional.

Some of the example include Vermiform Appendix is the remnant of the caecum which is functional in herbivorous mammals like cows and buffaloes and it help in digestion.

Caudal vertebrae or coccyx is most prominent among our ancestors like monkeys, in which this is functional tail.

The ancestral human had prehensile feet until they started walking on the ground; when they walk and run their toes become straight and firmer and lost their flexibility.

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Scientists claim that global climate change is threatening many species with extinction. Which statement provides the strongest evidence for this claim?

Scientists claim that global climate change is threatening many species with extinction. Which statement provides the strongest evidence for this claim?A. As humans develop more land, natural habitats are lost or fragmented. B. In many species, life cycle events are adapted to occur with seasonal temperature changes. C. Species survive only in specific habitats, and cannot relocate when their environment changes. D. Species can tolerate variations in temperature, but not variations in precipitation, humidity, or other weather factors.Scientists claim that global climate change is threatening many species with extinction. Which statement provides the strongest evidence for this claim?

Answers

Answer: Option B

Explanation:

The animals that live on the earth in many different regions because they are adapted to live in a particular habitat. The animals of the polar regions cannot adjust living the Sahara desert and the reptiles living in the desert cannot live in polar regions.

But many of the species are dependent on the seasonal change and they only emergence or produce during specific period of time.

But if due to global climatic change there will be no emergence of particular species and their species will be extinct over a period of time. So, the global temperature needs to be constant in order to support life of the species dependent on the seasonal temperature change.

why is hot water suitable for making coffee?

Answers

Answer:

Hot water is suitable for making coffee because we know that the substances dissolve faster at high temperature so in hot water coffee gets dissolved faster.

How water is suitable for making coffee because we know what the substances dissolve faster in higher temperatures

Penelope is adding fractions while taking a math test what part of her brain is at work

Answers

Answer:

Left frontal lobe

Explanation:

The verbal mathematical ability, the "linguistic" mode, is located in the left frontal lobe, which is the part of the brain known to be responsible for making connections between words.

Answer:

A

Explanation:

The diagram below shows the structure of a plant cell

Answers

So what’s the question?
Where’s the question?

Which best describes the results of this experiment

Answers

Answer is: c
"the light colored moths could not survive"

Answer:

The dark-colored moths were more fit.

Explanation:

easy 100 points for one question

Answers

Answer:

Explanation:
The hawk eats him as they are young older hawks eat snakes snakes eat frogs frogs eats bugs guts eat plant walrus give nutrients to plant

Answer:

Explanation:

What the other person wrote as answer is sure correct

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True or False?You can use an equilateral triangle in front of the three letter points to name a triangle. Seven years ago, Halle (currently age 41) contributed $4,000 to a Roth IRA account. The current value of the Roth IRA is $9,000. In the current year Halle withdraws $8,000 of the account balance to use as a down payment on her first home. Assuming Halle's marginal tax rate is 24 percent, how much of the $8,000 withdrawal will she retain after taxes to fund the down payment on her house Use multiplication in the distributive property to find the quotient 604 "And it worked. The killers killed, the victims died and the world was the world and everything else was going on, life as usual"Why is the sentence above an Ethical Appeal? Despite this innate defense, the invading virus can often establish an infection in epithelial cells. Once the virus has been replicating there for about a week, our ADAPTIVE immune response "learns" to recognize it and mounts a defense. For this part of the question, focus on explaining the TC response. How is it activated, and how is it antiviral? An accompanying sketch should show all the important cell-cell interactions, and label all surface proteins that are required. The exponential model Upper A equals 925.2 e Superscript 0.027 t describes the population, A, of a country in millions, t years after 2003. Use the model to determine when the population of the country will be 1504 million. 16 is what percent of 25? describe what the light on the moon would look like from Earth as it goes from a new moon to a full moon. How many bills/measures did the johnson Treatment help to get passed? If a bond portfolio manager believes __________. Group of answer choices A. in market efficiency, he or she is likely to be a passive portfolio manager D. A and B B. that he or she can accurately predict interest rate changes, he or she is likely to be an active portfolio manager C. that he or she can identify bond market anomalies, he or she is likely to be a passive portfolio manager What major issues did France face during the global economic crisis? Movie: Hunger Games #1Question: identify the Dystopian elements in the clip Find the product(9x2 4).An expression can be written in rational form bywriting it as a fraction with a denominatorof | Is the product of two positive numbers negative? Do you agree with Mrs Hutchinson that it is unfair that her family was selected for the lottery why or why not A woman is accused of murdering her brother. She claims that she stabbed her brother to release the evil spirits within his body. The excuse defense that would most likely be used at her trial is ________. Which of the following is a disadvantage of asexual reproduction?The rate of reproduction is too slow.Large numbers of daughter cells.Ability to reproduce using only one parent.Mutation is the only way to vary the genetic pool. translate any ten of the following sentences into French. Be sure to indicate by number which sentence you are translating.1 I've heard that the king likes to make drums.2 The dogs make drums too.3 What are the queens doing?4 No, he doesn't cry much anymore.5 There are four queens here. All four are singing.6 Here are the three kings. All three are crying.7 The queen has begun to speak.8 The king has eaten the bread.9 The princess has decided to eat the bread.10 The dog decides to play with the cat.11 What is the princess going to say?12 They're going to play.13 She hopes to live with friends. "Stephanie's Bridal Shoppe sells wedding dresses. The average selling price of each dress is $ 1 comma 100, variable costs are $ 500, and fixed costs are $ 120 comma 000. How many dresses must the Bridal Shoppe sell to yield afterminustax net income of $ 21 comma 000, assuming the tax rate is 30%?" Realizar un proyecto debes plantearte el siguiente esquema: 1. El problema 2. Las preguntas 3. Las ideas 4. El analisis de las ideas 5. Las acciones 6. Los acontesimientos y ensayos 7. Organizar los datos 8. Analizar los datos 9. Las conclusiones