A gene that has three or more alleles is called a ____
a. pleiotropic gene
b. dominant gene
c. multiple allele system
d. trivalent gene
e. polyvalent gene
ANSWER: c
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The chromatids detach from one another and become visibly separated chromosomes during
a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase.
The goal of immunization is to
a. limit the amount of time a person is ill with a disease. b. induce immunity to disease. c. enable infected individuals to recover from specific diseases. d. accomplish all of these. e. accomplish none of these
In sexually reproducing species, genetic variations are not passed onto offspring via ____
a. mutation b. crossing over c. independent assortment d. fertilization e. mitosis
Over time, the same bones in different vertebrates were put to different uses. This falls under the category of
A. heterologous structures. B. analogous structures. C. homologous structures. D. vestigial organs.