Which of the following is not found in the plasma membrane:
A. lipids
B. DNA
C. carbohydrates
D. cholesterol
E. proteins
B. DNA
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Without ____, living organisms would often experience major changes in pH in their cells
a. buffers b. acids c. surface tension d. nonpolar bonds e. bases
If the first electron transfer chain in the lightdependent
reactions of photosynthesis was stopped, which of the following would NOT be generated?
a. oxygen gas b. NADPH c. ATP d. ATP and NADPH e. none of these would be generated
As an adult who never developed chickenpox infection as a child, you elect to receive the protective vaccine against this pathogen at the age of 35. This vaccine will stimulate
A. latency. B. an anamnestic response. C. a secondary immune response. D. a primary immune response.
Fish have scales that enable them to live in a water environment. This is an example of
A. metabolism. B. homeostasis. C. cellular organization. D. development. E. adaptation.