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alina1380 [7]
3 years ago
7

What are all the possible sources of genetic variation in sexuaally repdoucing organisms?

Biology
1 answer:
Allushta [10]3 years ago
7 0

Answer:

Mutation, Gene flow/Migration/Immigration of gene and Recombination

Explanation:

For any species there are majorly three sources of genetic variations –  

a) Mutation – This leads to change in the genetic code with in the DNA of an organism. Sometimes mutation does not produce any effect on the organism. Mutation can produce both positive and negative impact. Its effect is observed in long run as its rate is slow.

b) Recombination – When an organism undergoes sex, his/her genes recombine with the genes of mating partner. The rate of recombination is faster than the rate of mutation  

c) Gene flow /Migration/Immigration of gene – In this gene travel from one set of population to the other. The frequency of gene in the mixed population lies between the original population gene frequency and the migrated or donor population gene frequency

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Mutations are important to the evolution of a species because
patriot [66]

Answer:

Mutations are important to the evolution of a species because is creates new DNA for a certain gene, creating a new allele.

(Answer taken from https://www.apsnet.org/edcenter/disimpactmngmnt/topc/PopGenetics/Pages/Mutation.aspx#targetText=Mutation%20plays%20an%20important%20role,gene%2C%20creating%20a%20new%20allele.)

Hope this helps :)

3 0
3 years ago
Olivia researched insects that destroy farmers’ crops. Based on this information, she discovered a way to keep the insects away
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3 years ago
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Describe convection and give an example
daser333 [38]

Answer:

Everyday Examples of Convection

This hot water rises and cooler water moves down to replace it, causing a circular motion. radiator - A radiator puts warm air out at the top and draws in cooler air at the bottom. ... ice melting - Ice melts because heat moves to the ice from the air.

Explanation:

Plz brainliest

7 0
3 years ago
Which characteristic is used to classify galaxies?
Brut [27]
<h2>Answer:</h2>

The galaxies were classified based on the shape and structure exhibited by them.

<h2>Explanation:</h2>

In the 1920's, the galaxies were classified based upon the shape and structure by famous scientist Edwin Hubble. He did it by a telescope with which he captured various galaxies existing. He ordered (or "arranged") their shapes as winding, banned winding, curved, sporadic, and impossible to miss. This framework was known as the Hubble morphological succession of cosmic system types.  

Hubble noticed that a few universes, similar to the M31-Andromeda Galaxy, showed up as circles and had arms of stars and residue which showed up in a winding example. Like M31, these worlds showed up almost uniform in splendor. Likewise, Hubble saw that in a portion of these sorts of worlds the arms were all the more firmly twisted around the cosmic system. He called these winding systems. Our Galaxy, the Milky Way, is a case of a winding universe.  

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3 years ago
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What is the atmosphere made up
myrzilka [38]

Answer:

Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the remaining 0.1 percent.

Explanation:

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3 years ago
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