Archeons that can survive at very warm temperatures are:
a. bacteriorhodopsins
b. hyperthermophobes.
c. hypothermophiles.
d. hyperthermophiles.
d
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What is the role of a CAM plant?
A) It uses 4-carbon sugars to pump carbon dioxide molecules to the Calvin cycle. B) It is often used in agriculture because of its ability to conserve water. C) It slows water loss by opening stomata only at night. D) It tends to grow very slowly because of its inability to undergo the Calvin cycle.
Selfishness should be seen more often between unrelated individuals unless 1) there are repeated opportunities to be a donor or recipient, 2) the cost to be a donor is relatively low, and 3):
a) kin selection is a factor. b) altruistic donors are not recognizable. c) cheaters are recognizable and punished for cheating. d) the benefits to the recipient are lower than the costs of the donor. e) two individuals are secretly related, but they don't know it.
What is the event that begins prometaphase?
a) the dissolution of the nuclear envelope b) the reappearance of the nucleolus c) the disappearance of the nucleolus d) the completion of the connection of chromosomes to the spindle e) the complete compaction of the chromosomes
T or F: most muscles contain only one type of muscle fiber
What will be an ideal response?