Which of the following produces histamine in response to an allergic reaction?
a. mast cell
b. macrophage
c. cytokine
d. interferon
a. mast cell
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Chromosomal aberrations can be produced by
exposure to a. viruses. b. radiation. c. various chemicals. d. viruses and radiation only. e. viruses, radiation, and various chemicals
The leafy fern that you might have as a house plant is the ____ generation
a. diploid sporophyte b. diploid gametophyte c. haploid sporophyte d. haploid gametophyte e. triploid sporophyte
Pseudonocardia is an organism that is hosted by ________.
A. ants that cultivate fungal gardens B. wood-eating insects C. marine invertebrates D. people with severe acne
Which of the following pairs is mismatched?
A) Endoplasmic reticulum — internal transport B) Golgi complex — secretion C) Mitochondria — ATP production D) Centrosome — food storage E) Lysosome — digestive enzymes