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
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What stage of mitosis is essentially the reverse of prophase?
A. Anaphase B. Prometaphase C. Metaphase D. Telophase E. Cytokinesis
The intercellular spaces between plant cells
a. contain air. b. are responsible for cytoplasmic streaming. c. produce energy for the cell. d. contain chloroplasts.
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
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.