Whether an organism will be genetically male or female is determined by __________.
A) hormonal,genetic and environmental factors
B) prenatal hormone exposure
C) the egg
D) the sperm
E) the egg and sperm equally
Correct Answer:
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Q17: Sperm make up just 10% of semen
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Q20: The mechanism that keeps the testes cooler
Q22: The penis is homologous to the _.
A)
Q23: When it is cold,the _ contracts and
Q24: The _ is the gonad and the
Q25: Descent of the testes is stimulated by
Q26: Which of the following are not found
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