[ Vocabulary ]
Mathematical geneticists showed that the gene frequency change by __________ is much smaller than the change by natural selection.
A. mutation
B. forest fire
C. invisible
D. vision
Select your answer:
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Other quiz:
Grammar › ViewWhat ______ in my position? I had no other choice.
A. would you do
B. would you have done
C. had you done
D. did you do
Vocabulary & Grammar › View
Mother always__________lunch for the family.
A. goes
B. cooks
C. works
How to use : Read the question carefully, then select one of the answers button.