Which of the following is correct about the protease inhibitor drugs designed to treat HIV infection?
A. They result in lysis of virus particles
B. They cure the disease
C. They prevent entry of the virus into cells
D. They slow the progress of the disease
Answer: D
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Postnatal growth is most rapid in a human child
a. during the first two weeks. b. from two weeks to fifteen months. c. from infancy to ten years. d. from ages thirteen to nineteen. e. during adulthood.
In the periodic table, the value that refers to the number of protons and neutrons is.
A. atomic molarity B. atomic mass C. molecular number D. molecular molarity
Connective tissue is different from epithelial tissue in that connective tissue:
A) is not made up of cells. B) has cells that are usually separated and scattered in an extracellular material. C) has a structure called basement membrane. D) is found only in joints.
When a human eats a steak, the human is acting as a _____.
a. secondary consumer b. primary consumer c. tertiary consumer d. producer e. detritivore