A ____ mutation in snails can reverse the direction of shell coiling, which ____ mating

a. single; encourages
b. single; prohibits
c. double; encourages
d. double; prohibits
e. large deletion; encourages


ANSWER: b

Biology & Microbiology

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A denurated protein has lost its _____

a. hydrogen bonds c. function b. shape d. all of the above

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