What is an otolith?
a. sensory hair
b. proprioceptor
c. small microvilli
d. gelatinous structure
e. calcium carbonate crystal
ANSWER: e
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The prostate:
A. is fairly large at birth but shrinks markedly during puberty. B. secretes a milky alkaline fluid that is part of the ejaculate. C. cannot be felt in a rectal examination. D. is composed entirely of glandular tissue.
Blood in arteries
a. always travels away from the heart. b. travels away from the heart only if it is oxygenated. c. always travels toward the heart. d. travels from the lungs. e. is always oxygenated.
The products of the process in Figure 3-1 are:a
amino acids. b. molecules of glycerol. c. representative of a glycoside linkage. d. enzymes. e. monosaccharides
What cyanobacterium is an excellent source of both protein and iron, useful in treatment of anemia and acts as a food source for good intestinal flora probiotics Lactobacillus & Bifidus?
a. Anabena b. Microcysts c. Chlorobi d. Spirulina e. Synechoccocus