Which of the following is not an electron carrier that participates in the electron-transport chain?

(a) cytochrome
(b) quinone
(c) rhodopsin
(d) copper ion


(c)

Biology & Microbiology

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In a marine environment, what is the function of the structure on Figure 48-2 labeled A?


a. salt excretion
b. water gain by osmosis
c. drinking
d. removal of salts and nitrogenous wastes from the blood
e. release of nitrogenous wastes

Biology & Microbiology

Which organism's life depends on photosynthesis?

A. corals B. oak trees C. humans D. sea slug Elysia chlorotica E. All answers are correct.

Biology & Microbiology

A logical treatment plan for patients with high ADH levels would include

A) less fluids. B) more fluids. C) less glucose. D) more glucose.

Biology & Microbiology

Which of the following is considered an intrinsic factor for food spoilage?

A) degree of processing B) acidity C) storage temperature D) water content E) storage packaging

Biology & Microbiology