Which evolutionary process involves the slow addition of allelic variation that increases the hereditary diversity of populations, ultimately leading to evolutionary change?
A) natural selection
B) migration
C) mutation
D) random genetic drift
E) population genetics
C
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What occurs in monocot seed germination that
does NOT occur in eudicot seed germination?
a. starch hydrolysis b. the cotyledon does not emerge from the seed c. the embryonic root emerges last d. meristem cells do not start dividing until the seedling is fully established e. all of these things occur in both monocot and eudicot seed germination
Which of the following is NOT considered to be a true pathogen?
a. Human Immunodeficiency virus b. Candida albicans c. Plasmodium protozoan d. Mycobacterium tuberculosis
A person with an unapparent infection who shoes no symptoms of being infected yet is able to pass the disease on to others is called a(n) _____carrier
Fill in the blank(s) with the appropriate word(s).
If there are more women in the postreproductive years than in the reproductive years, and more women in the reproductive years than in the prereproductive years, what does the age structure diagram look like?
A. a pyramid B. a rectangle C. a cube D. an inverted pyramid E. an oval