Homosexuality
A) is seen only in humans.
B) reflects the input of a number of genes and environmental factors.
C) is inherited from a mutation on the X chromosome.
D) is only the result of environmental influences.
Correct Answer:
Verified
Q13: In humans,if the SRY gene is not
Q14: Human females are the _ sex.
A)homozygous
B)homogametic
C)hemizygous
D)heterozygous
Q15: Sex ratio at birth is called the
Q16: A boy developed signs of sexual maturity
Q17: The calculation for determining sex ratio is
A)averaging
Q19: Human males are the _ sex.
A)homozygous
B)homogametic
C)heterogametic
D)heterozygous
Q20: Indifferent gonads are
A)the gonads of people who
Q21: Number of eggs laid per week and
Q22: X-linked genes have different patterns of expression
Q23: The probability that a boy whose mother
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