In bone, crystals of calcium phosphate impregnate the extracellular matrix containing fibers of

A. myosin.
B. actin.
C. collagen.
D. troponin.
E. chitin.


Answer: C

Biology & Microbiology

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The sugars in DNA and RNA ____

a. have a different number of carbon atoms

b. have the same structural formulas c. are the two components of sucrose d. are monosaccharides e. are disaccharides

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All of the following characteristics describe a developing country except

A. high infant mortality. B. low per capita income. C. short life expectancy. D. low fertility rate. E. rapid doubling time.

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Attachment of herpesviruses results in ________, a process in which the host cell facilitates viral entry.

A. direct penetration B. membrane fusion C. endocytosis D. exocytosis E. lysogeny

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Eating undercooked (fish/pork/snails/vegetables) can result in infestation with Taenia solium.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology