Codominance occurs when
A) expression of two different alleles alternates from one generation to the next.
B) both of the alleles in a heterozygote are equally expressed phenotypically in an individual.
C) a heterozygote expresses an intermediate phenotype.
D) offspring exhibit several different phenotypic expressions of a single trait.
B
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Predict what would happen to the daughter cells if the G1 phase of the parent cell is shortened?
A. The cells would be smaller than normal. B. The cells would be missing chromosomes. C. The cells would not undergo cytokinesis. D. The cells would be larger than normal.
Which of these traits distinguishes Holocephali from sharks and rays?
a. flattened bodies b. enlarged pectoral fins c. a lack of scales d. swim bladders
The empty center of a single pass transmembrane protein provides a channel for the transport of ions.
a. true b. false
In true commensalism, both partners benefit.
Answer the following statement true (T) or false (F)