The endosymbiotic hypothesis is generally accepted as the origin of two eukaryotic organelles: mitochondria and chloroplasts.
Answer the following statement true (T) or false (F)
True
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Tinbergen's wasp experiments demonstrated that wasps find their nests by ____ cues
a. olfactory b. auditory c. visual d. both olfactory and visual e. both magnetic and auditory
During which of the following time periods does a CAM plant take in atmospheric CO2?
a. daylight only b. in darkness only c. noon to midnight d. midnight to noon e. all 24 hours of a standard calendar day
What happens to the total biomass available as you move up a food chain? Does it increase, decrease or stay the same?
A) decrease. B) increase. C) not change. D) none of the above.
Cholesterol is taken up into most cells of the body by
a. phagocytosis. b. receptor-mediated endocytosis. c. simple diffusion. d. caveolae formation.