Unlike in animal meiosis, meiosis in plants gives rise to ____
a. diploid spores
b. haploid spores
c. diploid gametes
d. haploid gametes
e. cells without walls
ANSWER: b
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What will happen to the pH inside of a thylakoid that is exposed to light?
A. It will increase. B. It will depend on the starting pH of the stroma. C. It will depend on the starting pH in the thylakoid. D. It will not change. E. It will decrease.
If a water molecule passes through the outer membrane of a chloroplast, how many more membranes will it have to move through to be in the stroma?
A. 1 B. 2 C. 3 D. 4
Which of the following is an advantage of molecular pharming?
A. Proteins are more likely to function properly when expressed in bacteria. B. Certain proteins may be degraded rapidly when expressed in mammals. C. The yield of recombinant proteins in mammalian milk is quite large. D. Post-translational modifications do not occur in mammals. E. Proteins are more stable when expressed in bacteria.
Its defoliant effects were first noticed when it leaked from gas lights; later found to be produced by plants themselves.
Choose the letter of the best match: A. abscisic acid B. auxin C. ethylene D. cytokinin E. gibberellin