. During REM sleep, muscle tone decreases significantly
Indicate whether this statement is true or false.
TRUE
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The processes that pass genetic information from generation to generation are
A. mitosis and fertilization. B. interactions of DNA and the environment. C. meiosis and fertilization. D. mitosis and meiosis.
Which cells are commonly found wedged between simple columnar epithelial cells?
A) goblet cells B) mast cells C) macrophages D) cilia
The net transfer of water between the interstitial fluid and ICF across the plasma membrane
a. is mainly due to the difference in the osmotic force between the ICF and the interstitial fluid. b. is controlled by the channel proteins in the plasma membrane. c. is primarily due to the difference in the hydrostatic pressure between ICF and the interstitial fluid. d. all these. e. none of these.
To increase sweat production from sweat glands, acetylcholine binds:
A) muscarinic receptors. B) adrenergic receptors. C) beta receptors. D) nicotinic receptors.