The terms phototroph and chemotroph refer to an organism's source of ________.
A. nitrogen
B. carbon
C. energy
D. electrons
Answer: C
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Why doesn't mowing grass damage the meristem and inhibit growth in height, but pruning a shrub does?
What will be an ideal response?
Which phrase best describes what occurs during chemiosmosis?
a. the synthesis of ATP by ATP synthase using a proton gradient b. the buildup of acetate in the cytoplasm in the absence of oxygen c. the breakdown of oxygen as it enters the mitochondria d. the production of NADH and FADH2 in cellular respiration
Small areas that are home to a large number of threatened species and an exceptional concentration of species found nowhere else on Earth are called
A) biomes. B) movement corridors. C) biodiversity hot spots. D) local populations.
The electron transport chain is based on the principle that redox couples with more positive reduction potentials will donate electrons to couples with more negative potentials.
Answer the following statement true (T) or false (F)