Which immune system(s) are absent in individuals with severe combined immunodeficiency?
a. innate
b. cell-mediated
c. antibody-mediated
d. antibody-mediated and cell-mediated
e. inflammatory response
d
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The name given to rat-bite fever when the illness is acquired by the ingestion of the bacterium is:
a. sodoku. b. Haverhill fever. c. monillic fever. d. monillic gastritis.
Water molds are currently classified as a type of
A) fungus. B) protozoan. C) insect. D) algae. E) slime mold.
As a population declines in size, what would you predict? Check all that apply.
A. Loss of genetic variation B. The few remaining individuals will be tough, healthy and fertile C. If the environment changes, the population will adapt quickly D. More individuals with heterozygote advantage E. Homozygosity within individuals in the population will decline F. Deleterious alleles can become fixed due to chance
What are the four major classes of chromosomal rearrangements?
A) inversions, duplications, translocations, deletions B) duplications, reciprocal translocations, nonreciprocal translocations, inversions C) deletions, inversions, duplications, point mutations D) translocations, pericentric inversions, paracentric inversions, deletions