When male moose engage in their annual battles, butting heads with their oversized antlers, they are
participating in a process that will lead to
a. stabilizing selection.
b. disruptive selection.
c. directional selection.
d. intrasexual selection.
e. intersexual selection.
D
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Which one of the following steps occurs during the multiplication of animal viruses, but not during the multiplication of bacteriophages?
A) assembly B) biosynthesis C) penetration D) uncoating
What does not happen in the cytokinesis of plant cells?
A. Vesicles from the golgi apparatus move along the microtubules and fuse form cell plate. B. Cell wall forms between the two daughter cells.. C. The two nuclei are segregated into separate daughter cells. D. When the vesicles fuse, their membranes contribute to the formation of plasma membrane on either side of the cell plate. E. Formation of cleavage furrow to separate the cells.
An alteration occurs during the formation of a dikaryotic cell, such that it has twice the number of nuclei compared to a normal dikaryotic cell. Only the number of nuclei changes; the type of nuclei remains the same. This altered cell is most accurately described as having
A. two haploid nuclei. B. two diploid nuclei. C. four diploid nuclei D. has four haploid nuclei. E. two haploid nuclei and two diploid nuclei.
The wrist is located ________ to the elbow
A) superior B) distal C) proximal D) anterior E) inferior