A comparison of mitochondria and chloroplasts shows that
A. both use an increase in pH in their inner-membrane space to produce ATP.
B. they have very different electron transport protein complexes.
C. both generate ATP via an H+ electrochemical gradient.
D. only mitochondria contain ATP synthase.
E. both use oxygen as a final electron acceptor.
Answer: C
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Bioluminescence, as seen in squids, is possible because:
A. specialized cellular organelles of squids carry out a chemical reaction that results in light production. B. symbiotic bacteria housed in specialized organs of the squid are capable of generating light. C. squids produce a fluorescent product during cellular respiration. D. squids produce a mucous layer that reflects light energy.
What enzyme is used to "glue" together the ends of cut pieces of DNA?
a. DNA polymerase b. RNA polymerase c. DNA ligase d. restriction enzymes e. protease
Typically, blastocyst implantation in the uterus takes place at day ___
A. 1-2 D. 5 B. 3 E. 6-7 C. 4
Prokaryotes
What will be an ideal response?