Among nonmammalian vertebrates, the cloaca is an anatomical structure that functions as
A) a specialized sperm-transfer device produced only by males.
B) a shared pathway for the digestive, excretory, and reproductive systems.
C) a region bordered by the labia minora and clitoris in females.
D) a source of nutrients for developing sperm in the testes.
E) a gland that secretes mucus to lubricate the vaginal opening.
Correct Answer:
Verified
Q2: For water fleas of the genus Daphnia,
Q3: One of the evolutionary "enigmas," or unsolved
Q4: Sexual reproduction
A) allows animals to conserve resources
Q5: Which of the following patterns of reproduction
Q6: Genetic mutations in asexually reproducing organisms lead
Q8: All individuals of a particular species of
Q9: Environmental cues that influence the timing of
Q10: Animals with reproduction dependent on internal fertilization
Q11: In close comparisons, external fertilization often yields
Q12: Internal and external fertilization both
A) produce single-celled
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