What does each mitochondrion contain?
A) nuclear DNA
B) 46 chromosomes
C) an X but never a Y chromosome
D) several copies of a ring-shaped DNA molecule, or chromosome
E) A Y but never an X chromosome
Correct Answer:
Verified
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A)are discrete.
B)have a continuous range of
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Q28: Genetic drift is
A) the change in allele
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A) production
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