___________________ are a special class of eukaryotic miRNAs that are active in germ cells

a. CRISPRs.
b. CUTs.
c. piRNAs
d. siRNAs.
e. sRNAs.


Ans: c

Biology & Microbiology

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What is the function of adipose tissue?

a. energy storage b. cushion the organs c. protection d. insulation e. all of these

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Glucose and fructose

a. form rings with the same number of carbon atoms. b. both have an oxygen atom as part of their ring structure. c. are alike in that both have identical functional groups. d. contain the same number of hydrogen atoms and hydroxyl groups. e. are disaccharides.

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The synthetic herbicide 2,4-D is actually a(n)

A) gibberellin. B) cytokinin. C) ethylene gas. D) auxin. E) florigen.

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In an agglutination test, eight serial dilutions to determine antibody titer were set up. Tube #1 contained a 1:2 dilution; tube #2, a 1:4, etc. If tube #6 is the last tube showing agglutination, what is the antibody titer?

A) 6 B) 1:6 C) 64 D) 1:32 E) 32

Biology & Microbiology