There is a multitude of evidence that supports how life has changed over time due to variation in the gene pool of different species. Which of the following choices below represents a scientific theory that explains these changes? *
A. As environments and ecosystems change over time, those that acquire suitable traits are more likely to survive and reproduce and the gene pool changes because organisms must adapt to survive and reproduce.
B. As environments and ecosystems change over time, those with variations for traits that are more successful in the new conditions are more likely to survive and reproduce, thus changing the allele frequency in the gene pool.
C. Because the environments and ecosystems show little change over time, organisms are already adapted for surviving in their given habitats for which they are made.
D. Because the environments and ecosystem show little change of time, the organisms that choose to adapt to different environments will migrate and become suited for new habitats.

Answers

Answer 1

Answer: A. Environmental drivers plus genetic variation in the population result in natural selection

Explanation: over geological time environmental conditions change. Organisms do not survive in one environmental niche with traits adapted to a possible future change that might suit those traits. Adaptation is not a matter of choice: adapt if possible or go extinct.

There is a (badly named) concept called pre-adaptation, which is that variations in some existing trait render adaptation to a different environment more likely.

Answer 2

Answer:

A

Explanation:


Related Questions

3. What things does your body do automatically to cool down or warm up?

Answers

Answer:

For your body to cool down one method is to sweat.

Explanation: Your sweat glands release sweat, which cools your skin as it evaporates. This helps lower your internal temperature

To keep warm your body shivers and your blood pressure decrease, it brings the blood back to the heart to keep you warm, also in you blood, your hormones create glucungons that makes the liver shoot out glucose to keep you warm. To keep cool you body sweats and in you blood the hormones create something called insulin that makes you cell take in the glucose in you blood.(Fun Fact: the things that I just said are negative feedback).

How is Gypsy’s story related to psychology?

Answers

Answer:

Gypsy’s story is directly related to psychology.

Explanation:

Gypsy’s story is related to psychology because according to her mother who said that her daughter Gypsy Rose suffering from leukemia, and mental disorder but this claim of her mother proved wrong when the full health check up of Gypsy Rose was held. The doctors said that she was psychologically torture by her mother which leads to the killing of her mother.

Scientists have names for more than 30 types of snow crystals.

Answers

Answer:

it's false there are only five types of snow crystals

False I looked it up on goggle and it said that only 7 snow crystals are known

According to the bar graph, how many players averaged more than 30 points
per game?

Answers

Answer:

2 players

Explanation:

Answer:

2

Explanation:

= Arenas and Bryant

.........

At this stage, the body is dry and mostly bones, cartilage, and dry Skin With oy
beetles present.
O1) Decay/Black Putrefaction
O2) Bloat/Putrefaction
O3) Post-Decay/Butyric Fermentation
O4) Dry/ Skeletal

Answers

Answer:

i m not sure but the answer may be dry /skeletol

Carbohydrates like glucose can undergo spontaneous rearrangement to give an alternate configuration for the anomeric carbon when the ring is free in solution. However, when glucose is covalently attached to another sugar through C1, this rearrangement cannot occur. Consequently, the configuration of carbohydrate oligomers and polymers is fixed. Why can't glucose rearrange when in a polymer form?

Answers

Answer:

The presentation according to another circumstance is categorized in the following section.

Explanation:

Glucose constructs anomers because of the extreme involvement of flexible metal-carbon because that continues to exist as something of a monomer. However, when plastics are established, transformation is limited with glycoside formation of complexes among both anomeric carbon atoms.

Sucrose, besides obvious reasons, would be manufactured by glucose and fructose, which have been connected by something like a glycerol backbone involving glucose carbon atom as well as fructose. The mechanism including its creation of anomers even by movement through carbon becomes called "Mutarotation" Sucrose doesn't always show mutation.

Which wavelength of light are more stretched—red light or blue light?

Answers

red light is more stretched

Answer:

Red

Explanation:

Blue light has a shorter wavelength than red.

PLEASE HELP ME ITS FOR 17 POINTS!!!!!!!!!!!!!!!!!!!!

A forest area is being used for a new housing development. Most of the trees have been removed to make room for the
new houses. Predict the impact that this will have on the birds in the area.
The bird populations will stay the same because humans love birds.
The bird populations will decrease because humans see them as pests.
© The bird populations will increase because humans do not interfere with wild animals.
The bird populations will decrease due to competition for resources such as food and nesting sites.

Answers

Answer:

The bird populations will decrease due to competition for resources such as food and nesting sites.

Explanation:

Their food and habit is being taken away so they will have to compete. I hope this helps you! :)

Possible Brainliest? You don't have to if you don't want to!

This stage of cellular respiration requires the presence of oxygen.
A. anaerobic respiration
B. glycolysis
C. fermentation
D. aerobic respiration

Answers

Answer:

Aerobic Respiration

Explanation:

Aerobic (in the presence of oxygen)

Anaerobic (absence of oxygen)

Glycolysis (central pathway for glucose{sugar} metabolism)

Fermentation (chemical breakdown of a substance by bacteria, yeast or other microorganisms and the escape of gases and heat)

T the answer would have to be A

1) Organisms reproduce either sexually or asexually. Asexual
reproduction is the reproductive process in which offspring have only
one parent. Sexual reproduction involves two parents who combine
their genetic material to produce a new offspring. Which of the
pictures show asexual reproduction
A) A&B
B) B&C
C) C&D
D) A,B, & C

Answers

Answer: NO BLOODY PICTURE. I never get the picture, diagram whatever, so why do I get the question?

Explanation:

I NEED HELP PLEASE!!!

Answers

Answer:

I believe it is convergent boundaries

Explanation:

Answer:

C convergent boundaries

Cyanide poisons cell by limiting the production of ATP through cellular respiration. Cyanide does this by blocking the enzyme that attaches electrons and hydrogen atoms to oxygen to form water.

Which stage of cellular respiration would this most directly affect?

A Acetyl CoA formation
B Electron transport chain
C Glycolysis
D Krebs cycle

Answers

C SHOULD BE THE CORRECT ANSWER BUT IM NOT SURR

Brainliest Which of the following best explains how most plants grow? *


Plants store the excess oxygen they produce, resulting in them gaining mass

Plants store the excess glucose they produce, resulting in them gaining mass

Plants store the excess carbon dioxide they produce, resulting in them gaining mass

Plants store the excess water they produce, resulting in them gaining mass

Answers

Answer:

plants store the glucose they produce, resulting in them gaining mass. that should be the correct answer

You are looking at the side of a cliff with many horizontal rock layers. In the upper layers you find fossils of rodents, but in layers further below you find amphibians but no rodents. In some still-deeper layers there are neither amphibians nor rodents but there are fossils of beetles and other insects. In the deepest layers you find no insects but you do find millipedes. This fossil evidence suggests that

Answers

Answer:

millipedes were the first of these animal groups to evolve.

Explanation:

Fossils are structural remains of animals from the past. As these animals die, it takes years for the remains to be buried.

The millipedes are at the lower layer of the rock, next to insects, amphibians, and then rodents. This shows that millipedes existed and evolved before the rest of the found animal fossils.

Explain how matter is cycled between plants and animals.

Answers

The food of almost any kind of animal can be traced back to plants. ... Matter cycles between the air and soil and among plants, animals, and microbes as these organisms live and die. Organisms obtain gases and water from the environment and release waste matter (gas, liquid, or solid) back into the environment. Hope this helps :)

The food of come from autotrophic plant to animal through food chain. The energy cycles between the air and soil and plants, animals, and microbes occur by food web.

What are the components of food web?

A food web is defined as the cyclical event of energy transfer among different trophic level of organism.

The major components are primary producers, primary consumers, secondary consumers, tertiary consumers, quaternary consumers

Primary producers are the green autotrophic plants and capture some of the solar energy  and convert it into chemical energy by photosynthesis.

The net primary productivity (NPP) of energy is defined as the rate of photosynthesis minus the rate of respiration of plants.

Primary consumers or herbivores feed on producers constitute  the second trophic level of the food web.

in third tropic level, Secondary consumers eat primary consumers where as  tertiary consumers, quaternary consumers or predators, carnivores or omnivores, which are both plant- and animal-eaters, such as humans.

For more details regarding food web , visit:

https://brainly.com/question/2233704

#SPJ2


Would the movement of oxygen through the cells?

Answers

Answer - The oxygen molecules move, by diffusion, out of the capillaries and into the body cells. While oxygen moves from the capillaries and into body cells, carbon dioxide moves from the cells into the capillaries. Carbon dioxide is brought, through the blood, back to the heart and then to the lungs.

When bonds are broken between atoms in molecules, energy is
a. stored as ADP
b. released
c. created
d. conserved

Answers

ANSWER: b. released

Explanation:

What TWO things cause denaturation of enzymes:

Answers

introducing heat or chemicals which will alter its pH .

In humans, mitosis produces cells with ____ chromosomes and _____ chromosomes are found in the gametes after Meiosis.

Answers

Answer:

46, 23

Explanation:

I need help. Thanks!

Answers

Answer:

They bounce around and take form of the container

Explanation:

PART II
Direction: Write the symbols of some elements and the group number it belong to
Name
Symbol
Group Number
Iron
Silver
Mercury
Oxygen
Gold
Potassium
Xenon
Magnesium
Hydrogen

#pa help po

Answers

Answer:

Iron -> Fe - Group 8

Silver -> Ag - Group 11

Mercury -> Hg - Group 12

Oxygen -> O - Group 16

Gold -> Au - Group 11

Potassium -> K - Group 1

Xenon -> Xe - Group 18

Magnesium -> Mg - Group 2

Hydrogen -> H - Group 1

Please help me ?!!!!

Answers

Answer:

the last one I am guessing

Explanation:

If right can you give me brainiest

Hope you have a wonderful day:)

how do scientists classify species?

Answers

Answer

d because that's what they causally do

Answer:

A

Explanation:

A P E X

1 point
A man with type A blood marries a woman with type AB blood. Based on
what you know about blood types, what is the only blood type not possible
in any of their children? (remember, the 4 types are A, B, AB, and O)*
A
B
AB
0

Answers

They can't have a child with blood type O(I) because one of the parents has blood group AB(IV)

if some can help me with my biology final the whole 25

Answers

Answer:

add the answers if you dont know

Explanation:

Answer:

KC is looking at cells in biology class, but he doesn't know where they came from. He sees that the cells under his microscope have cell walls and chloroplasts. Therefore, KC is likely observing cell from:

A leaf that got blown onto the floor.

Plant cells are the only cells w/ chloroplast!

Explanation:

pick me as the brainliest

According to scientists, all of the bodies in the universe came from a rotating cloud of gases and dust about
billion years ago.

O 3.5
O 2.5
O 4.5
O 1.2

Answers

It's either 3.5 or 1.2

There would be more evidence spread out through space to be noticed by scientists and it seems like a stretch to go as far back as 4 billion years ago.

(I mean really? That much before the DINOSOURS died? I don't think so)

◕‿◕

Hope this helps

Miri

Which best describes the process of evaporation/transpiration in the
water cycle?
O A. Water from the ocean enters the atmosphere as water vapor.
O B. Water on the surface of Earth enters the groundwater supply.
C. Water vapor in the atmosphere returns to the surface of Earth as
liquid water.
O D. Water on the surface of Earth and water lost by plants enters the
atmosphere as water vapor.

Answers

Answer:

A

Explanation:

Answer:

The answer is D

Explanation:

Water on the surface of Earth and water lost by plants enters the atmosphere as water vapor

The person above me is wrong I tried it and it was wrong and I tried D and I got it correct

1. The parts of the flower involved in reproduction are ________ and __________
2. The anthers bear the ___________the microspore mother cells give rise to _______or pollen grains after meiotic cell division.

Answers

Answer:

1. Stamen and pistil

2. Pollen, microspore

Explanation:

The flower is the reproductive part of certain plants called ANGIOSPERMS. They make use of their flower for sexual reproduction. The different parts of the flower work together to achieve a common goal, which is to reproduce, however, they do it in various ways. For example, accessory parts like petals attract pollinators. The major parts of the flower that are directly involved in the reproductive act are STAMEN (male) and PISTIL (female).

The stamen which constitutes a structure called ANTHER bears the pollen grains or microspore, which is made when the microspore mother cells undergo meiotic division. Hence, the pollens are released from the anther of a male flower (stamen), into the stigma of the female flower (pistil).

Which of the following engulfs pathogens or an invading virus or bacteria
-t cell
-b cell
-macrophage
-red blood cell

Answers

Answer:

Macrophage

Explanation:

They do this through a process called phagocytosis

The following engulfs pathogens or an invading virus or bacteria - macrophage.

Macrophagea type of white blood cell of the immune systemengulfs and digests pathogens, an invading virus or bacteriait recognizes anything that does not have, on its surface, proteins that are specific to healthy body cells.surrounds and kills microorganisms, removes dead cells, and stimulates the action of other immune system cells.

Thus, The following engulfs pathogens or an invading virus or bacteria - macrophage.

Learn more:

https://brainly.com/question/1474358

What two factors play a role in the type of snow flake created?

Answers

Answer:

Two factors play key roles in determining the shape of a snowflake: temperature and humidity.

Explanation:

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