In the absence of specific hormonal signals,embryos will default to developing _____ genitals.
A) male
B) female
C) both male and female
D) neither male nor female
Correct Answer:
Verified
Q21: A fetus is likely to yawn,curl its
Q22: At about 6 months after conception,fetuses tend
Q23: Research on temperament has shown that
A)it is
Q24: Sex differentiation begins
A)at conception.
B)after the first week
Q25: _ occurs when an embryo has only
Q27: The female genotype is
A)XX.
B)XY.
C)YY.
D)XXY.
Q28: The Müllerian ducts in an embryo's gonadal
Q29: The use of ultrasound imaging
A)helps screen for
Q30: Fetuses have been observed inhaling,exhaling,and crying during
Q31: The male genotype is
A)XX.
B)XY.
C)YY.
D)XXY.
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