The electron transport chain forms a concentration gradient for H+, which diffuses through ATP synthase complexes,
producing ____.
a. ATP
b. FAD
c. G3P
d. NADH
e. pyruvate
a
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How is a micelle different from a liposome?
A. It is composed of a single layer of phospholipids. B. Micelle phospholipids have bulky head groups. C. Micelle phospholipids have a single fatty acid tail. D. All of the answer options are correct.
Graph A shows that ant species richness
a. peaks at the equator. b. drops by 50 percent at 30 degrees north latitude. c. is less than 50 at 60 degrees north latitude. d. is somewhat greater at 30 degrees north latitude than at 30 degrees south latitude. e. includes all of these
The graphical representation that shows how usable energy declines as it flows through an ecosystem is a(n) ____
a. Punnett square b. energy flow chart c. energy pyramid d. ecological pyramid e. biomass pyramid
Which one of the following molecules is stored in adipose tissue and serves as an important source of energy for the human body?
A) glucose B) steroids C) glycogen D) triglycerides E) phospholipids