Natural selection occurs when:____.
a. a factor in the environment alters the genetic information in DNA of all members of a species.
b. only when nonrandom mating occurs.
c. a new genetic variation occurs that allows individuals to have a reproductive and survival advantage.
d. when a small number of individuals of a population break away and form a new population.

Answers

Answer 1

Answer: The correct option is C.

a new genetic variation occurs that allows individuals to have a reproductive and survival advantage.

Explanation:

It is a new genetic variation occurs that allows individuals to have a reproductive and survival advantage because natural selection is a survival mechanism in which organisms develop a variation in genetic traits or develop characteristics which help them to reproduce,survive,adapt to their environment and pass on these characteristics to their offsprings which can be transfer to generations.


Related Questions

would an electric eel be able to shock predators if its cells run low on ATP?

Answers

Answer: no.

Explanation:

No because it would need to run energy to be able to shock its predators

what is the value of 6a + 3

Answers

Answer:

3 ( 2 + 1 )

Explanation:

Which describes a eukaryotic cell, but not a prokaryotic cell?

A: is surrounded by a cell membrane

B: makes and uses proteins

C: contains DNA in a nucleus

Answers

Answer:

c?

Explanation:

eukaryotes have a nucleus and prokaryotes do not

Answer:

C.) Contains DNA in a nucleus

Explanation:

There are several differences between the two, but the biggest distinction between them is that eukaryotic cells have a distinct nucleus containing the cell's genetic material.

what is meant by the term VO2 max

Answers

Answer:

VO2 max is the maximum volume of oxygen you can consume per minute per kilogram of body weight at your maximum performance. VO2 max is an indication of aerobic fitness and should increase as your level of fitness improves.

Answer:

VO2 is the maximum oxygen uptake.

Explanation:

VO2 is the maximum oxygen consumption during incremental exercise.

PLEASE HELP ASAP!!!!!
This process results in
a. the reduction in the
number of alleles.

b. an increase in the number of chromosomes.

c. the division of the cell.

d.an increase in genetic
variation.

Answers

D. Is the. Right answer

A man is at high risk for having a heart attack, the offspring will face risks as well.this is an example of.

Answers

Explanation:

this is hereditary. the male is carrying bad genes and if they are dominant then the offspring will most likely get it too. I hope this helps!!!

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

Zacharias Jansen was known for being a spectacle maker and is credited with making the 1st
microscope.
True or False?

Answers

Answer:

True

Explanation:

Zacharias Jansen was known for being a spectacle maker and is credited with making the 1st microscope!

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

In Labrador retrievers, black coat color is dominant to brown. Suppose that a black Lab is mated with a brown one and the offspring are eight black puppies. What is the most likely genotype of the black parent

Answers

Dominant because dominant genotypes overcome recessive genotypes

The genotype of the parents of black puppies are dominant. The two parents can be homozygous (BB) or heterozygous (Bb) dominant.

What is Genotype?

The genotype of an organism refers to the complete set of genetic material in an organism. Genotype can also be used to refer to all the alleles or variants an individual carries in a particular gene or genetic location in the DNA.

In labrador dogs, black coat color is dominant over brown coat color. If black labrador is mated with brown labrador and the offspring produced all eight are black colored that is dominant. Then, in this case the genotype of the parents will be:

If all the offspring are black colored, this means that each puppy has at least one dominant allele 'B' in their genotype. So, it can be predicted that both the parents should be at least heterozygous for this character. If both the parents are heterozygous then, some of the offspring can have brown color coat as well. So, the parents should both be homozygous or one homozygous and one heterozygous for this trait.

This can be shown through punnett square.

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Often in laboratory experiments you will want to amplify regions of the genome from several different preparations of gDNA. To do this, a mastermix will be created with all the common reagents to ensure easier pipetting, proper mixing, and controlling for variations in pipetting. Create a mastermix for running 8 identical reactions, including one negative control, each with different gDNA templates (7 total gDNA templates).

Answers

Answer:

Mastermix in PCR helps in providing faster and easier setup with pipetting, proper mixing, reduction in contamination and controlling fir variation in pipeting or tube to tube variability. Contents of PCR master mix for the desired reaction are as follows:

dNTPsPrimersthermostable DNA polymerasecofactor (MgCl2)Template DNA (for 7 samples)PCR-grade water

The only difference in negative control for the PCR master mix is template or the different primer rest the components are the same in the master mix.

what do you think will happen if u certain part of the cell fails to function​

Answers

Answer:

If that happens, you body will die soon

Explanation:

Which organelle is used for transportation?
A.nucleus
B. Golgi bodies
C. Cell membrane
D. Endoplasmic reticulum

Answers

D - the endoplasmic reticulum (ER)

The mass of a proton?

Answers

☁️My Answer☁️:

The mass of the proton is the sum of the mass of current quarks and the binding gluons. The mass of the proton is-

⬇️

Proton mass mp = 1.672621898(21)×10−27 Kg

The Mass of proton is higher than the mass of electron.

☼Mass Of Proton In Other Units☼:

The mass of the proton can be expressed in alternative units like – proton mass AMU, the mass of the proton in kg, proton mass MeV. The table given below comprises the value of proton mass and corresponding units.

✯Proton mass✯:                             ∞Value:

Mass of the proton in kg                  1.672621898(21)×10−27 kg

Mass of the proton in grams            1.672621898(21)×10−24 g      

Mass of proton in AMU                    1.007276466879(91) u

                                               

Proton mass MeV                           938.2720813(58) MeV/c2

-------------------------------------------------------------------------------------------------------------

I hope this helped you,

And I do hope you enjoy the rest of your day!  (ɔ◔◡◔)ɔ ♥          

-Kirby ★ ツ ✌                

A scientist is developing a potential treatment for cancer. She grows cells in hundreds of petri dishes and exposes the dishes to environments that are known to cause cancer. After exposure, the scientist determines that some of the petri dishes have cancer cells.What factor do all the petri dishes that contain cancer cells have in common?

Answers

Answer:

they are normal mutations you can never have a cure to cancer you would have to throw a lot of your DNA and genes away to have a less chance of dying but we could slow or kill cancer but no way to prevent it from happning as it happens everyday to you but those cells have a higher chance to become cancer becuase of those thing that help cells to become cancer.

Explanation:

Which characteristic is NOT common to both prokaryotic and eukaryotic
cells? *
O Genetic material
O Cell membrane
O Cytoplasm
O Multicellular Organisms

Answers

Answer:

cytoplasm

Explanation:

All cells have a plasma membrane, ribosomes, cytoplasm, and DNA. Prokaryotic cells lack a nucleus and membrane-bound structures. Eukaryotic cells have a nucleus and membrane-bound structures called organelles

HI AM IN THE COMULATIVE EXAM!!!!! Which statement describes earthquakes?

Answers

Answer:

seismic energy I think if I get it wrong I'm sosososososo sorry have a good exam!

This is the main pathway that water moves from liquid state back to water vapor in the atmosphere.
Condensation
Evaporation
Transpiration

Answers

Answer:

evaporation would be the correct answer.

Evaporation is the primary pathway that water moves from its liquid state back into the water cycle as atmospheric water vapor.


If 100 grams of vinegar and 5 grams of baking soda are poured in a container, a small amount of gas will be produced. What will the final mass of the products be if the gas is trapped in the
container?

Answers

Answer: I think it is 105 grams

Explanation: Because classic chem and math states 100+5= 105

The final mass of the products if the gas is trapped in the container will be 105 g

From the law of conservation of matter, we understood that mass can neither be created nor destroyed during a chemical reaction but can be transferred from one form to the other.

This implies that the total mass of  reactants must be equal to the total mass of products i.e

Total mass of reactants = Total mass of products

Considering the question given above, the following data were obtained:

Mass of vinegar = 100 g

Mass of baking soda = 5 g

Total mass of reactant = 100 + 5 = 105 g

From the question given above, we also discovered that the gas produced were trapped in the container.

This simply means that the total mass of reactants (i.e 105 g) will also be equal to the total mass of the products.

Thus, the total mass of the products is 105 g.

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WILL GIVE BRAINLY IF CORRECT HELPPPPPP
How is an occluded front different from a cold front?
a) Warm air is pushed up during an occluded front, while cold air moves quickly during a cold front.
b) Occluded fronts cause warm air to feel dry, while cold fronts cause ground temperatures to feel cooler.
c) Warm air moves slowly during an occluded front, while cold air is cut off from the ground in a cold front.
d) Occluded fronts cause rapid changes in weather conditions, while cold fronts cause widespread cloud formation.

Answers

Answer:

A cold front forms at the leading edge of the colder air mass the cold front can bring thunderstorm in the region whereas the occluded front can bring strong winds and precipitation. so its probably d

Occluded fronts cause rapid changes in weather conditions, while cold fronts cause widespread cloud formation. Therefore, option (D) is correct.

What are occluded fronts?

Because of their different densities, large masses of warm air and cold air do not mix when they come into contact with one another. They instead organize themselves into a front that is typically hundreds of miles long. When a warm air mass is sandwiched in between two cold air masses, the result is a phenomenon known as an occluded front. The mass of warm air rises as the masses of cool air push against one another and meet in the middle. The warm air mass is occluded, which literally means "cut off," from the ground, and pushed upward, which causes the temperature to drop. These types of fronts are known to bring blustery winds and significant precipitation.

Occluded fronts typically develop near low pressure areas that have reached their mature state.

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1. A solution has 65% water. A Cell has 65% solute. Which way does the water
move: into or out of the cell, or no net movement?
2. Is the solution from question 1 hyper- hypo- or isotonic compared to the cell?
3. Will the cell shrink, swell, or stay the same?

Answers

Answer:

the water will enter into the cellthe solution is isotonic
i think the answers is

a ) the water will move into the cell

b ) the solution is more hypotonic rather than the cell . thus the water will enter the cell.

c ) the cell will swell because water enters the cell.

i am sorry if my answers were wrong .


Horses with genotype (BB) have a brown coat, horses with genotype (bb) have a white coat,
and horses with genotype (Bb) have a tan colat. Based on the information provided, the
alleles controlling coat color in horses show:

Answers

Answer: Incomplete dominance

Which type of speciation is based on a small number of individual being
introduced into a new environment?

Answers

Answer:

peripatric speciation

Explanation:

When small groups of individuals break off from the larger group and form a new species, this is called peripatric speciation

where is epithelial tissue found

Answers

Answer:

Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands.

Explanation:

Hope this helps and have a great day.

Jean-Paul is racing in the Tour de France bicycle race is moving along rapidly at a speed of 15 km per hour is suddenly a strong wind begins to blow into a space walk not expect any more Forest on the pedals what will happen to Jean-Paul speed while the wind continues to blow against him​

Answers

Answer: im a cat boy senpai

Explanation: meow ^^

he will slow down i think !

The Rh factor is also known as the
antigen.
A. monoclonal
B. polyclonal
C. D
D. X
E. AB

Answers

Answer:

Explanation:

Option E is the correct answer

Answer:

C. D

Explanation:

RBCs that are Rh positive express the one designated D (RhD antigen).

-TheUnknownScientist

During asexual reproduction in paramecia, a single paramecium becomes two new
paramecia. The genetic material of the new paramecia is usually -
F identical to the original
G half the amount of the original
H
double the amount of the original
J
similar to the original

Answers

Answer:

he is right

Explanation:

Due to genetic recombination, it causes genetic heterogeneity in the progeny individuals. Genetic diversity can hasten evolution and boost an organism's capacity for environmental adaptation. Thus, option D is correct.

What benefit of the asexual reproduction in paramecium?

Asexual reproduction has the benefit of allowing populations to grow quickly in favorable environments. Just one parent is required. Since a partner is not required, it is more time and energy efficient.

Because the bacteria that paramecia consume are frequently found on decomposing plants, they play a part in the carbon cycle. In addition to eating the bacteria,

Paramecium will also consume decaying plant debris, speeding up the process of decomposition. In research, paramecia can serve as model organisms.

Therefore, The genetic material of the new paramecia is usually similar to the original.

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I need help. Thanks!

Answers

Answer:

They bounce around and take form of the container

Explanation:

Energy is defined as the ability to
A. reproduce.
B. grow.
C. do work.

Answers

Answer:

its c

Explanation:

Answer:

C. to do work

Explanation:

Wave energy causes sound energy and light energy

True or False

please help me :(((((

Answers

The answer is true ✨✨✨✨✨✨✨
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