Which cellular structure is unique to prokaryotic organisms?
A. Plasma membrane
B. Ribosomes
C. Plasmids
D. Cell wall
Answer: C
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Suppose we hypothesize that potato plants use uncoupling proteins (UCPs) in a similar way as mammals. What would
be the evidence to support this hypothesis?
a. increased amounts of ATP production b. decreased sugar metabolism c. increased internal tissue temperature d. decreased mitochondrial catabolism e. increased cytosolic pH
Chaparral dominates coastal land between ____ latitudes?
a. 0
Focusing on an object requires the interaction
of the ___ and the ___.
a. ciliary muscles--lens b. ciliary muscles--cornea c. ciliary muscles--iris d. iris--pupil e. cornea--pupil
In mitosis, one diploid nucleus becomes
a. two haploid nuclei. b. one haploid nucleus. c. two diploid nuclei. d. four diploid nuclei. e. four haploid nuclei.