In males, the sex chromosomes consist of
A) one X chromosome.
B) two Y chromosomes.
C) two X chromosomes.
D) one X and one Y chromosome.
Correct Answer:
Verified
Q21: The 22 pairs of chromosomes that are
Q22: Crossing over, an event of meiosis, is
Q23: The LEAST genetic variability is found within
Q24: The only circumstance under which two people
Q25: Your aunt says with a smile, "Let
Q27: For every 1,000 births, about _ birth(s)
Q28: Monozygotic twins are the result of
A)two ova,
Q29: When does genetic crossing over happen?
A)Prior to
Q30: What are gametes?
A)Chromosomal defects that prevent mitosis
B)Aphrodisiacs
Q31: Monozygotic (identical) twins are _ than dizygotic
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