Brassinosteroids differ from other plant hormones in that they are:
a. peptides.
b. steroids.
c. derivatives of adenine.
d. derivatives of aspirin.
e. derivatives of prostaglandins
Answer is b. steroids.
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The type of movement that is specific and requires carrier molecules and energy is
A. exocytosis. B. facilitated diffusion. C. active transport. D. endocytosis. E. osmosis.
As physical activity ramps up, a person typically begins to breathe more rapidly, to sweat, and to flush red. Describe how each of these physical responses of the body is connected to the reactants and products of the process of aerobic respiration.
What will be an ideal response?
What is the function of adipose tissue?
a. energy storage b. cushion the organs c. protection d. insulation e. all of these
The rickettsial parasite Wolbachia pipientis can ________.
A. enhance the lifespan of an infected wasp B. confer toxicity to the sting of an infected wasp C. sometimes alter the sex of an infected wasp D. None of the choices are correct.