The scrotum is a sac-like structure outside the abdomen in which the testes are suspended. Why is this structure essential?
A. There is too much hormonal influence if they remain in the abdomen.
B. There is not enough space in the abdomen to grow properly.
C. Lower temperature is required for normal development of sperm.
D. Sperm must be closer to the penis to be ejaculated.
Answer: C
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Cancer is a disease of cell division
A. true B. false
An infection of the uterus and its contents during pregnancy is called:
a. PID. b. bartholinitis. c. cervicitis. d. chorioamnionitis.
HIV may be present in
A. blood. B. semen. C. tears. D. vaginal secretions. E. blood, semen AND vaginal secretions.
What idea did Malthus champion that Darwin
incorporated into his theory of evolution?
a. Populations have the capacity to produce more offspring than the environment can support. b. Populations will always produce more individuals than the environment can support. c. Populations will only produce the number of individuals that the environment can support. d. Populations will never produce offspring in stressful environments. e. None of these are ideas of Malthus that Darwin incorporated into his theory of evolution