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Genetic Variation

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Questions and Answers

What is mutation?

A change in the DNA of a gene that does not affect allele frequencies

A change in the DNA of a gene that can form new alleles and can be passed on to offspring if in reproductive cells (correct)

A change in the DNA of a gene that always results in a harmful outcome

A change in the DNA of a gene that only occurs during mitosis

What is mutation?

A change in the environment of an organism

A change in the behavior of an organism

A change in the phenotype of an organism

A random change in the DNA of a gene (correct)

What is mutation?

A change in the DNA of a gene that cannot form a new allele but can be passed on to offspring if in reproductive cells

A change in the DNA of a gene that cannot form a new allele and cannot be passed on to offspring

A change in the DNA of a gene that can form a new allele but cannot be passed on to offspring

A change in the DNA of a gene that can form a new allele and be passed on to offspring if in reproductive cells (correct)

What is recombination?

A process that forms new combinations of alleles during meiosis when parents' alleles are arranged in new ways in gametes Signup and view all the answers

What is recombination?

A process that forms new combinations of alleles Signup and view all the answers

What is the gene pool?

The collection of all alleles in a population Signup and view all the answers

Why is genetic variation important for natural selection?

It is necessary for phenotypic variation, which is necessary for natural selection Signup and view all the answers

Why is genetic variation necessary for natural selection?

Phenotypic variation is necessary for natural selection Signup and view all the answers

Why is genetic variation necessary for natural selection?

Phenotypic variation is necessary for natural selection to occur Signup and view all the answers

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Description

Test your knowledge on genetic variation with this informative quiz! Learn about the sources of genetic variation, such as mutation and recombination, and how they contribute to the formation of new alleles. Understand how allele frequencies are used to measure genetic variation and assess the diversity of a population. Sharpen your genetics vocabulary and gain a deeper understanding of the fascinating world of genetic variation.