A Barr body is a(n) ____.
A) activated X chromosome
B) inactivated X chromosome
C) immature trophoblast
D) immature blastocyst
E) mature blastocyst
Correct Answer:
Verified
Q21: A fetus's exposure to _ is the
Q22: In the male reproductive system,the _ secretes
Q23: Pattern baldness is a(n)_ trait.
A) X-linked
B) Y-linked
C)
Q24: The process of _ equalizes the amount
Q25: The duct between a testis and a
Q27: X inactivation can lead to _ in
Q28: In humans,body size,muscle mass,and patterns of fat
Q29: The most important events in human development
Q30: During the 1968 Olympic Games,the International Olympic
Q31: The inner lining of the uterus that
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