During ventricular systole
A. only the AV valves open.
B. the semilunar valves close and the AV valves open.
C. only the AV valves close.
D. only the semilunar valves close.
E. the semilunar valves open and the AV valves close.
Answer: E
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If gametes were diploid like somatic cells, how many chromosomes would the zygote contain?
A) twice the diploid number, and with every succeeding generation, the chromosome number would continue to double and normal development could not occur B) triple the diploid number, and with every succeeding generation, the chromosome number would continue to triple and normal development would not occur C) half the diploid number with no change in development D) There is no relationship between gametes and somatic cells.
As magnification increases, ________
A) the field diameter increases B) the field diameter decreases
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A. Dongbaism B. Confucianism C. Buddhism D. Taoism
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