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The main source of genetic variation is a large population with a large gene pool.

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8y ago
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9y ago

Crossing over is the major source of genetic variation during meiosis.

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12y ago

adaptation or natural selection

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Q: What two different sources of genetic variation in a plant or animal population?
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Other sources of genetic variation in a population are?

Mutations (ubiquitous) and genetic recombination (sexual reproduction only).


What are two main sources for genetic variation in a population?

Mutation and the genetic recombination in sexually reproducing organisms.


What is the signifiance of the genetic variation and natural selection?

genetic variation (from any of several sources) provides options to try.natural selection determines which of those options help the population most.


What are two sources of genetic variation?

Natural and Artificial Selection


What are the two main sources of genetic variation and which of them is more common?

The two main sources of genetic variation are sexual reproduction, and mutation. Sexual reproduction is more common.


What are sources of genetic variation in sexually - reproducing organisms?

meiosisHuman recombination


What are the sources of genetic variation in plants and each of the major pathogen groups?

mutation


What are 2 sources of genetic variation in a population?

Any two of: Mutations Non-disjunctions during anaphase of meiosis Polyploidy Sexual reproduction e.g. crossing-over/recombination during meiosis IF YOU ARE LOOKING FOR THE STUDYISLAND ANSWER IT IS a population whose members have many different traits


What also contributes to genetic variation?

The two main sources of genetic variation are gene shuffling and mutations. A mutation is a process wherein the structure of a gene is altered.


What is the ultimate source of genetic variation and the basis for the diversity of life on earth?

Mutations. These have quite a few different causes. Sexual reproduction is a "more recent source" {beginning 600 million years ago} of genetic variability. The process of sharing genetic information, coupled with the random crossing and mixing of genetic information during the creation of a new organism, leads to another source of genetic variability.


What increases genetic varition?

Genetic variation is a direct results of many sources of genetic material and their unconstrained interaction. The larger the population and the fewer restrictions on how they can be integrated the more diverse the genetic variation. This allows for better natural selection and also reduced the ability of disease from affecting the entire population. The founder effect describes genetic variation in communities established by few people. Inbreeding in small closed communities leads to abundances of recessive ailments. This can be seen in hereditary royal families and closed remote communities.


Mutations and the genetic shuffling that occur during sexual reproduction are both sources of?

Mutations and genetic shuffling are two actions that occur during sexual reproductions. These scientific actions are both sources of genetic variation.