Tight junctions contain ____.

A. occludins and claudins
B. occludins and connexins
C. cadherins and integrins
D. claudins and integrins
E. cadherins and claudins


A. occludins and claudins

Biology & Microbiology

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The intercellular spaces between plant cells

a. contain air. b. are responsible for cytoplasmic streaming. c. produce energy for the cell. d. contain chloroplasts.

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Disassortative mating may be beneficial because:

a. it will likely reduce the probability of a deleterious recessive being expressed. b. it will maximize the genetic diversity in the offspring. c. it makes it easier to find a mate. d. A and B. e. All of the above.

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The chemical formula for glucose, C6H12O6, represents ____ atom(s) and ____ molecule(s)

a. 3; 3 b. 3; 6 c. 12; 12 d. 24; 1 e. 1; 24

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