The disease that decimated the potato crop in 19th century Ireland was a
a. bacterium.
b. protist.
c. virus.
d. fungus.
e. plasmodium.
B
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Among the last line of defenses against prolonged exposure to an extracellular pathogen is _____
A) lysozyme production B) phagocytosis by neutrophils C) antibody production by plasma cells D) histamine release by basophils E) lysis by natural killer cells
The process whereby naked DNA is absorbed into a bacterial cell is known as:
A) transcription. B) transduction. C) transformation. D) translation.
________ stochasticity is the random variation in birth and death rates that occurs in populations from year to year
Fill in the blank(s) with correct word
The functions of the corpus luteum include all of the following except ________
A) secretion of follicle-stimulating hormone (FSH) B) maintenance of the endometrium C) secretion of estrogen D) secretion of progesterone