Occupying about 85% of the total cell volume, the cytosol is the semi-liquid portion of the cytoplasm that surrounds the organelles
a. True
b. False
Indicate whether the statement is true or false
False
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The two layers of a serous membrane are
A) visceral and parietal. B) internal and external. C) pericardial and parietal. D) double sheets of peritoneum. E) pleural and parietal.
Nociceptors
A) are rare in joint capsules. B) increase in sensitivity in the presence of a constant stimulus. C) have large receptive fields. D) carry fast pain sensations through unmyelinated fibers. E) are widely distributed in all tissues.
Water moves back and forth across the plasma membrane by the process of ________.
A. osmosis B. active transport C. endocytosis D. facilitated diffusion E. filtration
Which of the following structures contains an axoneme?
A. Cilium B. Intermediate filament C. Mitochondrion D. Desmosome E. Microvillus