AnswersBiology_B_IC_AltFactors Affecting Genetic Variation-Standard Bio 4.3

Factors Affecting Genetic Variation-Standard Bio 4.3 Answers

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1
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What factors affect natural selection? Select three options.

A
isolation
B
variation
C
overpopulation
D
adaptation
3
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What are the two phases of speciation?

A
change of existing species
B
creation of new species from a single mutation to an individual
C
splitting of existing species into two or more different species
4

Evolution of a species acts on the of the species, not the .

A
individuals
B
population
C
individuals
D
population
5

Which of the following explains biodiversity?

A
the total number of organisms on Earth
B
the total variety of organisms on Earth
C
the total size of organisms on Earth

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