Which of these is an example of an adaptation?
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a. a person learns to drive a car.
b. a monkey learns to avoid electrical shocks.
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c. a mouse gets a thorn stuck in its paw.
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d. a walrus has bumps on its flippers that it grip the ice.

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

How many copies of genes do gametes have?

Mrna: gcuaauguc what amino acids does the mrna above code for? what type of amino acids or function are uag, uga, and uaa coding for? which codon (3 letters) signals translation to start and also codes for the amino acid methionine (met)?