The two copies of each type of chromosome found in normal somatic (body) cells in an organism, throughout the cell cycle, are called:
A. Homologous chromosomes
B. Kinetochores
C. Daughter chromosomes
D. Sister chromatids
Answer: A
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A population that is growing has a net reproductive rate (R0 ) that is
A) = 0. B) > 0 and < 1. C) = 1. D) > 1.
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