The "thermal death point" is the lowest temperature required to kill all microbes in a sample in 10 minutes.
a. true
b. false
Answer: a. true
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The flowers of plants pollinated by night-flying bats open, secrete nectar, and release fragrance only at night. The mechanism that controls this is called ____.
A. thigmotropism B. heliotropism C. phototropism D. photoperiodism E. circadian rhythm
Roger, who has Type I diabetes mellitus, forgot to take along his insulin on a fishing trip to a remote part of Alaska. It takes him three days to make it out of the wilderness to a hospital. What would be the most likely match to Roger's blood and urine profile once he reaches the hospital?
A. A B. B C. C D. D
Whales have truly large body sizes. The only invertebrates that attain body sizes much larger than humans are giant squids. What feature do whales and giant squids share that allow them to attain such large sizes?
A. Large brains B. Highly efficient gills C. Endothermy D. Internal skeletons
Fermentation
A. is equivalent to aerobic respiration in ATP production. B. requires an organic electron acceptor. C. only occurs in aerobic organisms. D. requires oxygen.