The chloroplast ATP synthase
A) transports H+ ions from the stroma to the thylakoid space.
B) is a nucleic acid complex.
C) helps transport H+ against the concentration gradient.
D) is embedded in the inner membrane of the chloroplast.
E) couples the flow of H+ to the phosphorylation of NADP+.
Answer: A) transports H+ ions from the stroma to the thylakoid space.
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Which of the following statements regarding chemical reactions is false?
A. During a chemical reaction, atoms of one element can be converted into a different element. B. There are chemical reactions close to you right now. C. During a chemical reaction, molecules are rearranged. D. The products of a chemical reaction always have the same mass as the reactants.
Substance that keeps the alveoli open
In the mechanics of conjugation, exclusive of gene transfer, Hfr and F+ strains behave the same.
Answer the following statement true (T) or false (F)
In the absence of evidence from fossils, systematists frequently use a technique called ____ to identify ancestral and
derived character states.
a. outgroup comparison b. ingroup analysis c. gel electrophoresis d. microarray analysis e. homology comparison