Coding Changes & Molecular Clocks Flashcards by Alice Byar

Q

What are the advantages of molecular traits?

A

Vast number
Can detect difference between very closely related organisms
Not affected by environment
Number of mutations can be used to calibrate evolutionary time.

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Q

What is the neutral theory of molecular evolution?

A

The genetic variation within species results from random genetic drift.

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Q

What is a nonsense substitution?

A

Substitutions which prematurely terminate the gene.

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