What is a fixed allele?

A. An allele that mutates with each generation

B. An allele that is found on many genes

C. An allele present in all members of a population

D. An allele that forbed by adaptive radiation

Answers

Answer 1

Answer:

A fixed allele is an allele that is the only variant that exists for that gene in all the population

Explanation:

Answer 2
I think the answer is A hope this helps

Related Questions

in wetter climates plants usually have more stomata and grow faster. Suggest why​

Answers

Answer:

A wetter climate slows the rate of transpiration allowing for there to be more stomata present on each leaf. Plants lose a lot of water when they open their stomata to get carbon dioxide for photosynthesis, especially in hot, dry deserts. Cacti lose less water by only opening their stomata at night.

Explanation:

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Answers

Answer:

A

Explanation:

*THIS IS SCIENCE* What does DNA contain?


A. the factors for heredity called alleles


B. the coded blueprint for life


C. the chromosomes that build proteins


D. the ability to translate RNA code

Answers

Answer:

DNA contain ability to translate RNA code..

So, option D is correct answer..

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Answers

Answer:

a

Explanation:

GIVING BRAINLIEST!!!!

what is the temperature range in a desert?

Answers

Answer:

During the day, desert temperatures rise to an average of 38°C (a little over 100°F). At night, desert temperatures fall to an average of -3.9°C (about 25°F). At night, desert temperatures fall to an average of -3.9 degrees celsius (about 25 degrees fahrenheit).

Answer:During the day, desert temperatures rise to an average of 38°C (a little over 100°F). At night, desert temperatures fall to an average of -3.9°C (about 25°F). At night, desert temperatures fall to an average of -3.9 degrees celsius (about 25 degrees fahrenheit).

Explanation:i hope u have a wonderful night and stay safe

What is the phenotype of a person whith the genotype I^Ai?

Answers

Answer:

Type A

Explanation:

Mode of inheritance for blood is tricky, but type A and B are codominant, while type A and type B are dominant over O. So in this situtation

I^Ai is A because type a is dominant over o

The energy in molecules has been stored in the
1.protons
2.Bonds
3.electrons
4.neutrons

Answers

Answer:

It should be 2- Bonds

Explanation:

Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules.

:)

Forest foxes have two different color fur coats. Orange is dominant to gray.
Write all the possible genotypes and their phenotypes for our fox's fur coats! (USE THE LETTER F/ f )

Answers

Explanation:

ion even know what to tell you bro bro...

PLZ HELP!Which option is the most exact conclusion about the agricultural methods being used in the following scenario?
An entomologist performs an extensive survey of insect life on an agricultural site. The results show a large and very diverse range of beneficial species, pest-species, and neutral insects filling all possible roles and suited to many microenvironments. The diversity is shown within both small, single site samples and across the board in all sampling sites.


The methods are those of extensive monoculture.

The primary pest management system is trapping and mechanical removal.

The land has been developed using only crop rotation as a polyculture technique.

The methods are those of intense polyculture.

Answers

Answer:

The methods are those of intense polyculture.

Explanation:

Edge 3/2021

What process breaks glucose down to be used as an energy source?

Answers

Answer:

Cellular respiration is the aerobic process by which living cells break down glucose molecules, release energy, and form molecules of ATP

Explanation:

3. Artana collects Information on 24 organisms and groups them based on the Linnaean system. Her friend argues that
she should not just put the common name of the organism but should also list the organisms' genus and species names.
Ariane argues that she did enough work and doesn't need to add more research. Which evidence could convince Arana
to add more information?
A. The common name does not sound scientific
3. The genus and species are Latin and easier to read.
C. The common name can change depending on region.
D. The genus and species are a broad level of classification

Answers

Answer: D. The genus and species are a broad level of classification Hope it helped =D

Margaret tells her friends that she caught a fish called Salmo salar. What genus does the fish belong to? Explain how you know.

Answers

Answer:

Histrio?

Explanation:

what does mitosis diagram look like

Answers

Answer:

here is a picture. hope this helps

Explanation:

Answer:

https://byjus.com/biology/mitosis/

Explanation:

I used the first diagram in science class and it was very helpful

which of the following is an example of commensalism? i just need someone to check my answer if its wrong correct me.

Answers

yeah answer d is correct

Answer:

D is correct.

Explanation:

Commensalism is defined as an association between two organisms in which one benefits and the other derives neither benefit nor harm. Sine the Barnacle is being benefited but the Whale is not behind helped nor harmed it is an example of Commensalism.

4. Which of the following best describes how LAMARCK would explain giraffes with long necks? A. Long-necked giraffes eat more grass that short-necked giraffes, so their necks grow longer. B. Natural variation in the population produces some longer and some shorter-necked giraffes, and necked giraffes can reach food more easily C. Some giraffes have acquired longer necks by stretching to reach food and passed the trait to the D. Giraffes just started out with long necks and haven't changed.​

Answers

Answer:

C. Some giraffes have acquired longer necks by stretching to reach food and passed that trait on.

Explanation:




According to this theory, how did mitochondria evolve?

Answers

Answer: Mitochondria evolved from endosymbiotic prokaryotes that were able to use oxygen to generate energy rich ATP. To prokaryotes then evolved into mitochondria that now power the cells of all multicellular organisms.

Explanation:

Answer:

According to this theory mitochondria evolved from bacteria and somehow became incorporated into the cytoplasm.

Explanation:

i don't know which theory ur talking about but this theory is the endosymbiotic theory


2. Describe the structure of a silkworm ​

Answers

Answer:

The structure of the silkworm is that the liquid silk hardens into five filaments which stick together in silk thread the silk are wrapped around the silk worm and forms a cocoon inside the cocoon the silk worm develops into a pupa in 15 days one silk worm secretes 1000-5000 meters of silk thread

I hope this might be the answer and might help u out

Someone please help me!

Answers

Answer:

B. Channel protein

Explanation:

Channel protein is basically a channel which substances passes through, showing in the picture.

Explanation:

Channel protein because

What is the name of the bond that holds the amino acids together?

Answers

Answer:

Peptide bonds

Explanation:

brainliest

Basalt is a gray or black igneous rock. Pilar uses an absolute dating method to study a sample of basalt. Which phrase indicates the age of the rock in years?Half-life of the rock
A. Half-life of the rock
B. Absolute age of the rock
C. Radioactive date of the rock
D. Age of the index fossil in the rock

Answers

Answer:

C

Explanation: That s C

A model used by evolutionary biologists to represent evolutionary history among species is called a
o cladogram.
O parallelogram.
O histogram.
O phylogram.

Answers

Answer:

cladogram

Explanation:

PS: PLEASE DO NOT PUT A LINK I AM NOT GOING TO OPEN THE LINK IN THE ANSER SECTION! THERE ARE 4 QUESTIONS.

1. what will be the distribution pattern of a population of snakes that have no social interactions and whose prey and shelter are abundant?

a. need more information
b. randomly dispersed
c. evenly dispersed
d. clumped

2. if there are 60 cardinals in a 4 square km area, what is the population density?

a. 60 cardinals
b. 15 cardinals per square kilometer
c. 60 cardinals per square kilometer
d. 240 cardinals


3. What is the term used to describe a factor that is directly related to population size?

a. distribution pattern
b. population index
c. age distribution
d. population density

4. Which of the following describes the distribution pattern of a population of black bears that have no social interactions and whose prey and shelter are abundant?

a. randomly dispersed
b. clumped
c. need more information
d. evenly dispersed

Answers

1 is B (randomly dispersed)

2 is B (15 cardinals per square km)

3 is B (population index)

4 is A (randomly dispersed)

Please help on this as well

Answers

Answer:

Ima say Animal I and Animal II

Explanation:

I really hope this helps

Answer:

Animal l and Animal ll are most closely related

HELP!!!

Please lmk if you can not see the attachment

Answers

Answer:

i cant see the attachment

Explanation:

what is the difference between genetic engineering and selective breeding

Answers

Selective breeding versus genetic engineering
Selective breeding makes use of existing, naturally present gene variants in a species? and the natural process of breeding. Genetic engineering involves a direct change to an organism's genome in the laboratory.30 Jul 2019

name and match the description of the phases of meiosis 1

Answers

1. DNA replication occurs
2. Homologous chromosomes pair up forming a tetrad
3. Spindle fibers attach to chromosomes
4. Spindle fibers pull chromosomes toward opposite ends of the cell
5. Two new nuclear membranes form. Two new cells are formed

Many living things depend on
the ocean currents for food,
transportation, and a suitable
climate.
True of False?

Answers

True

Have a lovely day <3

Tim scraped his knee during a fall and it needs to be repaired. The closest skin cells begin sending out growth factors through paracrine signaling to tell all nearby skin cells to start replicating to repair the damaged area.

What are the next steps once the message is sent?
A) The growth factors are packaged into a vesicle and secreted from a cell that acts upon all nearby cells. The cells start dividing.
B) The growth factors are packaged into a vesicle and secreted from a cell that acts upon target cells near and far. The cells start mitosis.
C) The growth factors are packaged into a vesicle and secreted from a cell that acts upon only a target nearby cell. The cell starts swelling up.
D) The growth factors are packaged into a vesicle and embedded into the plasma membrane where it is detected by other cells. The cells produce more proteins.

Answers

Answer:

It is B all the other answers are for other types of injuries, knee scrapes don’t swell, it might divide, and it would produce more protein

Explanation:

Tim scraped his knee during a fall, and it needs to be repaired, so the growth factors are packaged into a vesicle and secreted from a cell that acts upon target cells all nearby cells. The cells start dividing, which is present in Option A.

What happens during cell repair?

When the cell breaks, then the nearby cells release the paracrine signaling that goes to the cells and stimulates the cells to make the mitosis process and divide, which includes DNA replication, protein synthesis, and RNA synthesis, and then from the original cells, the daughter cells are formed and fill the gap that is formed in the injury and the far cells don't get the signal as the paracrine factors acts nearby.

Hence, Tim scraped his knee during a fall, and it needs to be repaired, so the growth factors are packaged into a vesicle and secreted from a cell that acts upon all nearby cells. The cells start dividing, which is present in Option A.

Learn more about cell repair here.

https://brainly.com/question/28157372

#SPJ2

What is the cellular system

Answers

Answer:

A cellphone network. Often spanning an entire country, a cellular system comprises a core network that connects to base stations with antennas on towers that span up to 20 miles in diameter. GSM and CDMA are the two major cellular technologies.

Explanation:

Answer:

Often spanning an entire country, a cellular system comprises a core network that connects to base stations with antennas on towers that span up to 20 miles in diameter. GSM and CDMA are the two major cellular technologies. See cellphone, cellular generations, GSM, CDMA and microcell.

Explanation:

got it from goo gle

As a wave nears shore, the wave height increases and the wavelength
Select one:
a. doubles.
b. stays the same.
c. decreases.
d. increases.

Answers

c. Decreases; as the wave is building up and getting taller, it is also getting narrower.
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