A farmer crosses two kinds of corn. He produces a new, better tasting type of corn is the answer
jill has a beaker. in this beaker there are two layers. the top layer is transparent with yellow tint to it, and the bottom layer is transparent and clear. jill decides that the bottom layer is probably water. but what is the top layer? the top layer is most likely a
C lipid is the answer
-Agarvated team
An example of a pioneer species is? 1.A Sparrow 2. a lichen 3. An Earthworm 4. A spider
Lichen.
Hope this helps!
Answer: 2/B
Explanation:
What’s the purpose of natural selection
According to evolution it is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.
one cell that undergoes meiosis will yield how many independent cells
4 daughter cells. Mitosis produces 2 Daughter Cells
Worth 30 points! Which cell part provides a similar function in a plant cell?
A.Golgi apparatus
B.Cell Membrane
C.Large Central Vacuole
D.Pili
B. cell membrane all cells have a cell membrane to protect the cell
can the giant african snail swim
no. some can but this species does not have that ability
no not this particular kind of species but other species have the skill tht allows them to swim..
“Vesicles bud off the golgi or ER and fuse with the plasma membrane to expel their contents into the extracellular fluid”.... what type of active or passive transport is this?
Final answer:
Exocytosis, the process by which vesicles release contents outside the cell after fusing with the plasma membrane, represents an active transport mechanism that requires energy.
Explanation:
When vesicles bud off the Golgi apparatus or endoplasmic reticulum (ER) and fuse with the plasma membrane to expel their contents into the extracellular fluid, this process is known as exocytosis. Exocytosis is a type of active transport because it requires energy to move substances against their concentration gradient. This process is essential for various cellular functions such as removing undigested waste, secreting hormones, enzymes, and transporting substances across cellular barriers.
Wild salmon spend most of their lives in the ocean but return to freshwater rivers to spawn, or reproduce. Most wild salmon will only spawn in specific spawning grounds in the rivers in which they were born. The construction of hydroelectric dams in rivers has blocked the paths of some salmon returning to their spawning grounds. This has led to population declines. Which method would be most effective in preventing further wild salmon population declines caused by the construction of hydroelectric dams?
A.
constructing passageways next to dams to allow salmon to swim around blocked rivers
B.
establishing protected regions around wild salmon spawning grounds in specific rivers
C.
observing the migration patterns of wild salmon by tagging and tracking a small sample of fish
D.
monitoring genetic diversity by using netting to catch salmon and obtain genetic samples
Answer: A
Constructing passage ways near the dams to allow to salmon to swim around blocked rivers.
The construction of dams in rivers has blocked the path of some salmons returning to spawning grounds. The best way to overcome this is to make the passage ways near the dams to allow salmons to swim in areas which have blocked due to dams. So that salmons can returned to the spawning ground and can spawn which leads to increase in their population.
Answer and Explanation:
Answer: A
Constructing passage ways near the dams to allow to salmon to swim around blocked rivers.
The development of dams in streams has hindered the way of certain salmons getting back to bringing forth grounds. The most ideal approach to defeat this is to make the entry ways close to the dams to permit salmons to swim in regions which have impeded because of dams. So salmons can got back to the producing ground and can generate which prompts increment in their populace.
How does a hydrogen bond compared to a covalent bond?
hydrogen bonds are intermolecular, that is, occur between molecules or between different parts of one moleculeThe hydrogen bonds are pretty strong hencehydrogen bonds are only about 1/10 as strong as a covalent bond
question answered by
(jacemorris04)
thats easy just like james bond and indiana jones
im serious see its that similar yet different
A hydrogen bond is a strong form of a covalent bond. A covalent bond is one where two nonmetals share electrons. A hydrogen bond is where a hydrogen shares electrons with a very electronegative element, such as oxygen, nitrogen and fluoride.
metamorphoric rocks form as a result of
Heat and pressure.
hope that helps :)
3.Commercial development in the U.S. has resulted in an increase in the number of roads, housing developments, shopping centers, and parking lots. What risk does this pose to organisms in environments impacted by commercial development? A. Development often causes habitat fragmentation, which can threaten biodiversity. B. Development often causes reforestation, which can reduce the number of anthromes. C. Development often causes pollution, which can increase the ozone of the ozone layer. D. Development often causes biological magnification, which can increase global warming.
The correct answer is option A, that is, development often causes habitat fragmentation, which can threaten biodiversity.
Fragmentation is usually illustrated as a reduction in some of all the kinds of natural habitats in a landscape, and the differentiation of a landscape into smaller and more isolated segments. With the development of the fragmentation process, the ecological influences will modify.
Fragmentation can be a result of natural procedures like floods, fires, and volcanic activity, but it is more generally caused due to human activities like an increase in the number of roads, housing developments, shopping centers, and parking lots.
With the enhancement in human activities, the effect of fragmentation become more. Eventually, it results in the devastating influences on the local species, a complete modification to the landscape, and the loss of the region's wilderness heritage.
A bird species that lives in only one swamp has a beak designed only for cracking snail shells. The birds depend on the snails for food. What will most likely happen to the bird species if the swamp suddenly dries up, killing off the snails? A. The bird species will immediately adapt to eating berries. B. The bird species will quickly evolve and adapt to have a new kind of beak. C. The bird will become extinct because it is not adapted to eat other food. D. The bird species will immediately adapt by catching insects to eat.
Option C
Explanation Below
Well, we can rule out options A and D because adaption takes time and I am guessing the unit is Darwin's Finches. Both A and D could be valid option only if some time was added in between the intervals. With the information I just gave, option B can also be ruled out because it uses the word "quickly". Since evolution takes lots of time, quickly isn't really an option. This leaves the answer as choice C as the bird species will adapt.
Answer:
Explanation:
c
Which of the following is exclusively a natural resource of carbon dioxide?
A. Clearing land with fire
B. Coal Power Plants
C. Decomposition
D. Photosynthesis
Decomposition because using the process of elimination, you can see that photosynthesis uses CO2 therefoe, it isn't the answer. The other answers A and B aren't natural sources. That would leave Decomposition as the answer.
Decomposition is a process in decaying of rotting. The thermal decomposition of CO2 to CO and O2 is a possible way for the waste and utilization of CO2. However, this effect is confined by both the thermodynamic stability and the kinetic boundary. At 900 degrees C, this catalytic method achieves 100% of CO generation selectivity at 15.8% of CO2 changes.
What do you notice about the products in cellular respiration and reactants in photosynthesis? Plz Halp
The reactants of one are the products to the other, the products of one are the reactants to the other. Opposites. I believe that is the answer.
Cellular respiration involves the reversal of the products and reactants of photosynthesis: Water and carbon dioxide, the byproducts of cellular respiration, serve as the reactants in photosynthesis. The byproducts of photosynthesis, oxygen and sugar, are the reactants in cellular respiration.
What products in cellular respiration and in photosynthesis?While photosynthesis utilizes carbon dioxide and releases oxygen, cellular respiration uses oxygen and creates carbon dioxide.We and the majority of other species use the released oxygen for cellular respiration.
The byproducts of cellular respiration include water, ATP, and carbon dioxide. Two carbon dioxide are created as acetyl-CoA is created from pyruvate.
Therefore, During the Krebs cycle, four more carbon dioxide are created. This carbon dioxide is circulated in the blood before being absorbed by the lungs.
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you are planning a experiment to find out whether the rate at which water freezes depends on the shape of its container and identify the manipulate variable and the responding variable. list the other variables you would control.
Controlling variables would include the shape of the container, its volume (you should have several containers of the different shape but same volumes) and the ambient temperature that the container is inserted into (assuming that this temperature remains constant during the freezing process).
During which phase of meiosis do tetrads line up in the middle of the cell? A.prophase II
B.metaphase I
C.anaphase I
D.metaphase II
Metaphase 1 the tetrads line up in the middle of the cell.
Tetrads align themselves to the metaphase plate in metaphase I, while homologous pairs orient themselves at random, hence option B is correct.
What are the phases of meiosis?Centromeres disintegrate and homologous chromosomes split during anaphase I. Chromosomes shift to their opposing poles during telophase I, and the cell divides into two haploid cells during cytokinesis.
Tetrads of bivalents, which align in the cell's center, are joined to spindle fibers in metaphase I. The term "independent assortment" describes the haphazard pairing of chromosomes.
Therefore, during metaphase I, tetrads pairs of homologous chromosomes that are lined up along the metaphase plate move along their microtubule attachments, hence option B is correct.
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Which sentence represents a hypothesis
I can't see the whole image, but I would say A, since it is the only statement. B and D are steps in the experiment, and D is a question, not a statement.
dean is a crime scene photographer. In which order should he photograph the crime scene?
Crime scene photographer Dean should begin with overall shots, followed by mid-range shots, and finish with close-up shots of the evidence. He must ensure thorough coverage, photograph from multiple angles, and maintain the scene's integrity.
Explanation:As a crime scene photographer, Dean should follow a systematic approach when documenting a crime scene. There is a general practice that Dean should adhere to ensure thorough coverage of the area. This typically involves photographing the scene in the following order:
Overall shots: Capture wide-angle or panoramic images to establish the broader context of the crime scene.Mid-range shots: Take photographs that focus on specific areas of interest, such as where evidence is located, while still providing some surrounding context.Close-up shots: Photograph individual pieces of evidence up close, typically including a scale or identifier to provide a size reference and to maintain the chain of custody.It is important for the photographer to avoid disturbing the scene and to use various angles to ensure nothing is missed. The photos should be taken with sufficient lighting and clarity to capture fine details that might be critical for the investigation.
Final answer:
As a crime scene photographer, Dean should follow a specific order when photographing the crime scene. He should start with overall shots, then move to mid-range shots, followed by close-up shots. If necessary, he can also use alternative light sources. This systematic approach ensures that all important details are captured.
Explanation:
As a crime scene photographer, Dean should photograph the crime scene in a systematic and methodical manner to ensure that all important details are captured. Here is the order he should follow:
Overall shots: Dean should start by taking wide-angle photographs of the entire crime scene. These shots provide an overview and context for the investigation.Mid-range shots: Next, Dean should move closer to capture shots of specific areas of interest within the crime scene. This can include areas with evidence or signs of disturbance.Close-up shots: Dean should then take close-up photographs of individual pieces of evidence, such as fingerprints, footprints, or bloodstains. These shots help to document and preserve the details.Alternative light source shots: If necessary, Dean may also use alternative light sources, such as UV light, to capture additional details that may not be visible under normal lighting conditions.By following this order, Dean can ensure that he captures all necessary information accurately and efficiently.
three ways to organize_ are to create graphs classify information and make model
Three ways to organize DATA are to create graphs to classify information and make models.
Three ways to organize information in Mathematics include creating graphs, classifying information and making models. Each of these methods offers a different approach and serves to simplify complex data, making it more easily understandable.
Explanation:There are several ways to organize information in Mathematics. One approach is to create graphs to visually represent data, allowing for easier interpretation and analysis. Graphs can come in various types, such as bar graphs, line graphs, and pie charts, and each presents data in a different way, making them a flexible tool for organization.
An additional method is to classify information. This means arranging data based on shared characteristics or criteria, which helps simplify complex data sets and make patterns more easily identifiable. The classification process can be achieved through methods like grouping, sorting, and categorizing.
Lastly, one can make models. This entails constructing physical or digital representations of concepts or data. Models can help bring abstract ideas or complex data points to life, and they can provide a hands-on approach to understanding and organizing information.
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The cell was placed in a _____ solution.
Explain three ways that grieving experiences may differ among individuals.
Each individual experiences grief in a distinct manner. Usually, a person experiences grief in cycles or waves. This means that there is the duration of painful and intense feelings, which come and go.
There are certain factors or ways by which an individual experiences grief. These are:
1. The association of a grieving person had with the person whose death had taken place.
2. The reason of death, that is, the process of grieving may differ on the basis of whether the person death has taken place suddenly or whether the person was ill for a longer time period.
3. Even the grieving experience is shaped by the individual's culture and society. Every culture has its own array of rituals or beliefs for bereavement and death. This also influences that how the individual encounters and experience grief.
A person's grieving experience may differ from others in expression, intensity, and length. One can hide grief or express grief openly to others. One may feel intense sorrow and loss during the grieving process, while others experience less intense feelings. The intensity of feelings may be influenced by one’s beliefs about death. Someone may also grieve for longer periods of time, while others overcome their grief in a shorter amount of time.
PLS HELP Magnesium + hydrochloric acid → magnesium chloride + hydrogen Mg + 2HCl → MgCl2 + H2 In this reaction: Magnesium (Mg) is a Hydrogen (H2) is a magnesium chloride (MgCl2) is a hydrochloric acid (HCl) is a
Answer:
Magnesium (Mg) is a - reactant
Hydrogen (H2) is a - product
magnesium chloride (MgCI2) is a - product
hydrochloric acid (HCI) is a - reactant
On the left-hand side of the equation, reactants are listed as beginning ingredients. Products are listed on the right-hand side of the equation as the outcome of the reaction.
What are the reactant and product of the reaction?Chemical reactions result in the transformation of reactants (what you start with) into products (what you end with). An arrow separates the reactants, which are displayed on the equation's left side, from the products, which are displayed on the right.
The components that initiate a chemical reaction are known as reactants. The compounds created by the chemical reaction are known as the products.
Therefore, Magnesium (Mg) is a—reactant, Hydrogen (H₂) is a – product, magnesium chloride (MgCI2) is a – product, hydrochloric acid (HCI) is a – reactant.
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Can phases of the cell cycle be rearranged and still have the same effect? Why or why not?
The answer to your question is,
Yes and no. See, if certain cells go in the wrong place, it can cause cell death. Cell death kills the cells, (obviously) and the cells aren't able to react to other cells like they used to do.
-Mabel <3
If the yellow allele is dominant (Y) and the green allele is recessive (y), what are the possible genotypes of a yellow offspring
What are three differences between a plant cell and an animal cell
a plant cell has a cell wall, chloroplast, and vacuole where a animal cell doesn't.
after meiosis __genetically different cells are formed
4 gentically different cells are formed
Jack is learning to play the piano he knows that a piano has 88 keys and that there are 12 unique keys in each group called an octave how many complete octaves are on a piano
show work
math
All you would have to do for this is divide 12 by 88. So, 88/12 is 7.333333. That isn't a full number, which is probably what is confusing you. Although, since the question is asking for how many COMPLETE octaves on a piano, it would be 7 because there are 7 complete octaves, and a little more.
By dividing the total number of piano keys (88) by the number of keys in an octave (12), we find that a piano has 7 complete octaves.
To calculate the number of complete octaves on a piano with 88 keys, where each octave consists of 12 unique keys, we can perform a simple division operation. By dividing the total number of keys by the number of keys in an octave, we get the number of octaves:
88 keys \ 12 keys per octave = 7 octaves with 4 extra keys
Therefore, a piano with 88 keys has 7 complete octaves. The leftover 4 keys indicate that the piano does not have a complete eighth octave.
What is one way that calcitonin and parathyroid hormone maintain homeostasis?
The metabolism of calcium or calcium homeostasis refers to the procedure by which the body sustains appropriate levels of calcium. The bone functions as an essential storage place for calcium, as it comprises 99 percent of the overall calcium in the body.
The discharge of calcium from the bone is monitored by parathyroid hormone, and the incorporation of calcium in the bone is stimulated by calcitonin. When the concentration of the calcium in the blood elevates, the parafollicular cells of the thyroid gland enhance secretion of calcitonin in the blood.
At the similar time, the parathyroid glands minimize the secretion of parathyroid hormones into the blood. The resulting greater levels of calcitonin in the blood instigate the bone to withdraw calcium from the plasma of the blood and deposit it like a bone.
However, when the level of calcium in the blood is too low, the secretion of calcitonin is prevented and secretion of parathyroid hormone is stimulated. This leads to withdrawal of calcium from the bone to correct the levels of calcium in the blood.
Calcitonin is a hormone that is generated in humans by the parafollicular cells (unless identified as c-cells) of the thyroid gland. Therefore, repression of the osteoclasts straight diminishes the amount the amount of calcium discharged into the human blood. This is just a simple statement so now all you have to do is demonstrate what will befall when you connect calcitonin and parathyroid.
Explanation:Parathyroid hormone is concealed from parathyroid glands. Parathyroid hormone intensifies calcium levels in the blood when they are too low. Whereas as calcitonin is a hormone concealed by the parafollicular cells of the thyroid gland. It works antagonistically to the parathyroid hormone. This means that calcitonin decreases calcium levels in the blood when it is high.
Specialized cells and organs are necessary in multicellular organisms becasue in these organisms
Fewer cells are in direct contact with the external environment
Which experiment lead to changes to the original cell theory
The experiment that led to changes to the original cell theory ARE THE EXPERIMENTS THAT SHOWED THAT ALL CELLS ARE SIMILAR IN HOW THEY METABOLIZE AND IN THEIR COMPOSITION.
Scientists always update existing theories to reflect new emerging scientific facts and this was what happened to the cell theory. Some changes were made to the theory when it was discovered that all cells are identical when it comes to composition and metabolism.
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