Answer:
B. the pineal gland during the night
Explanation:
Answer:
The answer would be B, the pineal gland during the night.
Explanation:
The secretion of melatonin is triggered by darkness, therefore produced during the night.
WILL GIVE BRAINLIEST AND POINTS
Describe the relationship between immunity and vaccines.
Answer:
Vaccines greatly reduce the risk of infection by working with the body's natural defenses to safely develop immunity to disease.
Explanation:
Some people believe that naturally acquired immunity—immunity
from having the disease itself—is better than the immunity
provided by vaccines
please give me brainliest
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?
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.
Which of the following accurately describes a cause for a change in blood flow?
Answer:
a clot would
Explanation:
I dont know the options
Answer:
The walls of blood vessels lose elasticity causing resistance which increases blood pressure.
Explanation:
what type of water does a confined aquifer produce?
Answer:
Confined aquifers are aquifers that are overlain by a confining layer, often made up of clay. The confining layer might offer some protection from surface contamination.
Explanation:
answer one of my questions :p
What is the significance of plasmids to bacteria?
A) They allow bacteria to move in the habitat.
B)They allow bacteria to attach to a host cell.
C)They allow bacteria to adapt to conditions.
D)They allow bacteria to reproduce and grow.
Answer:
Explanation:
They allow bacteria to adapt in condition
Answer:
C) They allow bacteria to adapt to conditions.
Explanation:
This is because plasmids, which are small, double-stranded, and circular, are in fact what we call extra-chromosomal DNA. A) is false because plasmids play no role in allowing bacteria to move. B) is false because plasmids are not what allow bacteria to attach to host cells. C) is true because this is indeed the role of plasmids, which can contain genes for antibiotic resistance. D) is false because while it is true that without DNA, the bacteria cannot reproduce, then grow, whether by binary fission, conjugation, or transformation, the plasmids are not necessary for this, as they are extra-chromosomal. The chromosomal ones are, instead.
_______ _______depends not on chance, but on
differential survival determined by an individual's fitness.
Answer:
Natural selection .
Explanation:
Even though the variations are due to chance, the products of natural selection are usually organisms well-suited to their environment.
Answer:
Natural selection depends not on chance, but on differential survival determined by an individual's fitness
Imagine a patient came into your medical practice. What are symptoms that, collectively, would indicate a possible respiratory problem? Describe at least three symptoms, and include at least one objective measure and one subjective measure.
(For Anatomy, please help!!)
Symptoms indicating a potential respiratory problem may involve shortness of breath, chest pain, and persistent coughing. Shortness of breath allows for an objective measure, while chest pain is a subjective measure reported by the patient.
Explanation:A patient exhibiting symptoms indicative of a potential respiratory problem might demonstrate several key signs. Three of these could include shortness of breath (an objective measure that can be observed and quantified), chest pain (a subjective measure reported by the patient), and persistent coughing. A healthcare provider can assess the severity of shortness of breath by asking the patient to perform simple physical tasks, such as walking a set distance, and observing their responses. Chest pain associated with respiratory issues often has a distinctive character; it may be sharp and worsen with deep inhales. Persistent coughing, especially if it produces unusual sputum or occurs over a longer period, could also signal respiratory trouble.
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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
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.
Check the items you included in your response.
A caterpillar eats from a tree, and then is eaten by a bird. The bird is eaten by an owl.
A rabbit eats grass and is eaten by a fox. A flea eats off of the fox.
A caterpillar eats grass and is then eaten by a mouse. The mouse dies and is decomposed by mushrooms.
A caterpillar eats grass and is then eaten by a mouse. A hawk eats the mouse, then dies and is decomposed by mushrooms.
Answer:
this depends on what you put in your answer before that is how you determine the answer to this "question"
Explanation:
Answer:
All of them
Explanation:
Which statements correctly describe the digestive system? Select four options.
A) Food is cut into pieces in the mouth.
B) Food becomes dry in the mouth.
C) Proteins are broken down in the stomach.
D) Carbohydrates are first broken down in the stomach.
E) Food becomes mostly solid in the large intestine.
F) Fat is broken down into smaller droplets in the small intestine.
HELLLPPPP AND FASTT HEHEH
Answer:
1 3 5 6
Explanation:
is it ok if i ask for braincrown?
Answer:
A,C,E,F
Explanation:
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."
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."
For a codominant trait, do the offspring of identical parents always look like the parents? Explain your answer.
pls help
Answer:
Sometimes, but it depends, some of the offspring can look different because of other relatives. For example: An offspring has green eyes but the parents don’t have any green eyes, but the uncle does, so sometimes the offspring inherits from other family members like the alien before.
Sorry if i am 2 days behind.
No, the offspring of identical parents will not always look like the parents if the trait in question is codominant. Instead, they will exhibit a combination of the traits from both parents.
Explanation:A codominant trait is a trait where both alleles are fully expressed in the phenotype of a heterozygous individual. In other words, the traits displayed by the offspring will show characteristics of both parents. This means that the offspring of identical parents will not always look like the parents if the trait in question is codominant. Instead, they will exhibit a combination of the traits from both parents.
For example, in the case of blood type, if both parents have type A blood, their offspring could have type A blood or type B blood, depending on the genotype of each parent. The child could be heterozygous with an A allele from one parent and a B allele from the other, resulting in AB blood type, which is codominant.
Therefore, for codominant traits, the offspring of identical parents will not always look like the parents, but rather exhibit a blend or combination of the traits from both parents.
Does anyone know what kinda make this is? It’s a bonus question.
Answer:
This picture shows the snake had just finished shedding its skin.
Answer:
It might be a Garter snake, but I'm not so sure. I was looking at a few pictures and it seems more similar to the Saddled Leaf-nosed snake.
Good luck!
When two pea plants with Tt genotypes are cross-bred how many short (tt) plants will there most likely be in the new generation
Answer:
25%
Explanation:
Tt will cross with Tt resulting in 25% TT, 50% Tt, and 25% tt
When two pea plants with Tt genotypes are cross-bred. 25% of short (tt) plants will there most likely be in the new generation.
What do you mean by genotypes?The genotype of an organism is its complete set of genetic material. Genotype can also be used to refer to the alleles or variants an individual carries in a particular gene or genetic location.
A genotype is a scoring of the type of variant present at a given location (i.e., a locus) in the genome. It can be represented by symbols. For example, BB, Bb, bb could be used to represent a given variant in a gene.
The different types of genotypes are- homozygous recessive (pp), homozygous dominant (PP), and heterozygous (Pp). The homozygous dominant and the heterozygous genotypes show the same phenotypes.
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Name and describe saturn’s largest satellite
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.
Which statement is NOT supported by the theory of natural selection?
A) Organisms with common characteristics descended from a common ancestor.
B) Living things change through time.
C) When organisms compete for resources, those best suited to the environment survive.
D) Mutations in body cells are always passed to offspring.
In your own words, explain the difference between physical properties and chemical properties.
Answer:
Chemical properties are tested on not because of their color or their appearance but how they will react to certain tests. Such as; is it flammable? Could it be toxic? Physical properties are tested on and observed because of the texture, the color, smell and etc.
Hope this helps!
P.S: I love your profile picture!
Answer:
Explanation:
Actually in my own words, a physical property is an aspect of matter that can be observed or measured even without changing it. On the other hand, a chemical property many only be observed by changing the chemical identity of a substance. The differences between the two are, you have to look at them in another way. For example, you have to see a physical property just with your two eyes. An chemical property, you have to use a substance to see it.
While the rocks are soaking, look through the jars and make observations. Do you notice any changes
within the jars? Record your observations below.
Answer:
The rocks will start to break apart
Explanation:
hope this helps..
Which of the following causes tidal waves?
Strong winds
Underwater earthquakes
Gravitational pulls of the sun and moon
Temperature difference between land and sea
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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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.
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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The_
of a star will determine its lifespan.
magnitude
mass
rotation
temperature
This is earth space science
Pls answer fast
Answer:
Mass
Explanation:
The larger a star's mass, the shorter it's lifespan.
I hope this helps! ☺
A heterozygous plant is crossed with a short plant. What are the two genotypes?
Answer:
Tt and tt
Explanation:
T t
t. Tt. tt
t. Tt. tt
DATA TABLES: CARBON CYCLE
LESSON 2
Lesson 2:
Step 1
Gaseous Carbon
Ocean Water
Biosphere Gaseous Carbon
Atmosphere
Ocean Surface
Deep Ocean
Terrestrial Plants
To Year
LO
2060
2010
2110
Lesson 2:
Step 2
Gaseous Carbon
To Year
Fossil Fuel %
Net Def. Rate
Increase
Atmosphere
Deep Ocean
2010
2060
2100
Answer:
i cant read them when there like that
Explanation:
sorry
Answer:
Lesson 2:
Step 2
Gaseous Carbon
To Year
Net Def. Rate
Fossil Fuel % Increase
Atmosphere
Deep Ocean
2010
1
2
391
0
2060
2
2
574
259
2100
1
0
511
425
Explanation:
that what i filled in
why is hot water suitable for making coffee?
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.
List the 6 steps in the food Flow system:
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.
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
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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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
Answer:
Im not sure if its A or B
Explanation:
Answer:
d. sections from either the x chromosome or y chromosome
What are the two ways that carbon enters into the atmosphere?
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.Learn more about carbon:
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The process of dna replicaton occurs just before
Answer:
cell division
Explanation:
Sorry if its wrong
how does water role in photosynthesis explain increased biological productivity in area of heavy precipitation
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.Learn more about photosynthesis:
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