Deeply weathered soils, with no distinct horizons characteristic of the tropical rain forest, are
A) mollisols.
B) andosols.
C) oxisols.
D) alfisols.
C
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The greatest number of ATP molecules is produced in
a. glycolysis. b. lactate fermentation. c. anaerobic respiration. d. electron transport. e. the Krebs cycle.
In biological magnification,
a. poisons build up in food chains and webs so that the concentration is highest at the high end of the food chain. b. there is a tendency for an environment to change when organisms first invade. c. more highly evolved forms are able to build large populations under favorable conditions. d. parasites spread rapidly through congested populations. e. sediments fill in aquatic environments so that succession will occur if organisms disturb the aquatic habitat.
The proposal that a human sperm contained a miniature human being is consistent with the now-discredited theory of development known as
A) epigenesis. B) preformation. C) cell differentiation. D) morphogenesis. E) cell theory.
Punnett squares are often used to indicate
What will be an ideal response?