Apoptosis
a. occurs in all cells.
b. involves the formation of the plasma membrane.
c. does not occur in an embryo.
d. is a series of programmed events resulting in cell death.
e. is the same as necrosis.
Answer: d. is a series of programmed events resulting in cell death.
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Many primate adaptations are a response to
living in
a. warm climates. b. trees. c. underground burrows. d. deserts. e. grasslands
Based on a variety of experiments, it is known that the rate of photosynthesis is highest when wavelengths of light between 400 and 500 nm are used, and when wavelengths around 700 nm are used. What does this indicate about the relative importance of chlorophyll a and b in photosynthesis?
A. Reflection of light by chlorophyll a and b is essential for the process of photosynthesis. B. Absorption of light by chlorophyll a and b is essential for the process of photosynthesis. C. Chlorophyll a and b are much less important than other pigments in the reflection, absorption and transmission of light relevant to photosynthesis. D. Transmission of light by chlorophyll a and b is essential for the process of photosynthesis.
Figure 45.11A and B
The images above of a stinging wasp and a nonstinging fly are an example of ____.
A. mimicry B. display behavior C. mimicry and warning coloration D. chemical defenses E. camouflage
Amoebas move from place to place by means of their
A. plasmodia. B. pseudomonads. C. pseudopods. D. sporocarps. E. cysts.