Campbell Biology, Chapter 23 Flashcards

1
Q

Does evolution occur in populations or individuals

A

Populations, occurs as natural selection occurs.

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2
Q

What are the different types of Heritable Phenotypic differences

A

“Either-or” traits determined by a single gene locus or Continuous variation, which results from multiple genes influencing a trait

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3
Q

Variations in Exons do not do what

A

Alter amino acid sequences

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4
Q

Phenotype = _____ + _______

A

Genotype + environmental influence

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5
Q

How do mutations form

A

Errors during DNA replication or Exposure to UV light, radiation, or chemicals

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6
Q

What are point mutations

A

Single-base changes that can significantly affect phenotype

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7
Q

What mutations are heritable

A

Mutations in gametes

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8
Q

What is Hardy-Weinberg equilibrium

A

the genetic variation in a population will remain constant from one generation to the next in the absence of disturbing factors.

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9
Q
A
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