Spermatogenesis takes place in the ________:
a. prostate gland
b. glans penis
c. seminiferous tubules
d. ejaculatory duct
Answer: c. seminiferous tubules
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Name the three yeast proteins required for the control of gene expression by galactose. What is the function of each?
What will be an ideal response?
In human, the amount of air entering and leaving the lungs during inhalation and exhalation is called the:
1.Residual volume 2.Respiratory capacity 3.Tidal volume 4.Vital capacity
How do smoking and alcohol consumption affect cancer risk?
A) Smoking combined with alcohol consumption results in greater cancer risk. B) Drinking alcohol results in greater cancer risk than smoking. C) Smoking or drinking alcohol result in similar cancer risk. D) Smoking results in twice the cancer risk of drinking.
Amniocentesis is used mainly to obtain information about
A. an unborn child. B. the mother. C. the father. D. All of these answers are true.