Somatosatin functions to inhibit both insulin and glucagon.
a. true
b. false
Answer: a. true
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You have just discovered an organism that lives in extremely cold environments. Which of the following would you predict to be true about the phospholipids in its membranes, compared to phospholipids in the membranes of organisms
that live in warmer environments? A) The membrane phospholipids of cold-adapted organisms will have longer hydrocarbon tails. B) The membrane phospholipids of cold-adapted organisms will have more saturated hydrocarbon tails. C) The membrane phospholipids of cold-adapted organisms will have more unsaturated hydrocarbon tails.
Genetic drift is non-selective and therefore does not contribute to microevolution
Indicate whether the statement is true or false.
Changes in sediment distribution can be attributed to all except:
a. currents. b. burrowing animals. c. feeding activity of predators. d. temperature - salinity shifts.
Athlete's foot is caused by
A. Candida. B. Ergot. C. Claviceps. D. Aspergillus. E. None of the answers is correct.