Which gland is associated with daily biorhythms?
a. pineal
b. parathyroid
c. thymus
d. pituitary
e. thymus
Answer: a
Biology & Microbiology
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Hair follicles and the bodies of sweat glands are located in the ____
a. epidermis b. dermis c. hypodermis d. subcutaneous layer e. loose connective tissue layer
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It now seems clear that the strongest factor in speciation events is ________
A) genetic drift B) sexual selection C) natural selection D) the bottleneck effect
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One secondary spermatocyte ultimately produces __________ mature sperm
a. 1 b. 2 c. 4 d. 8 e. Cannot be determined.
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The ________________ transport(s) dissolved organic compounds such as sugars from the leaves throughout the plant.
A. phloem B. guard cells C. xylem D. epidermis E. stomata
Biology & Microbiology