(Q).
Q: What carry messages from our sensory organs and others to the central nervous system? Choices: - fibers - valves - blood vessels - nerves A:
(A).
nerves

(Q).
Q: What are fibers that depend on aerobic respiration called? Choices: - hydrogen fibers - evaporative fibers - fragile fibers - oxidative fibers A:
(A).
oxidative fibers

(Q).
Q: What do secondary spermatocytes form when completing meiosis? Choices: - pores - semen - sporozoans - spermatids A:
(A).
spermatids