The disease that decimated the potato crop in 19th century Ireland was a

a. bacterium.
b. protist.
c. virus.
d. fungus.
e. plasmodium.


B

Biology & Microbiology

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________ 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

Biology & Microbiology

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

Biology & Microbiology

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

Biology & Microbiology

The process whereby naked DNA is absorbed into a bacterial cell is known as:

A) transcription. B) transduction. C) transformation. D) translation.

Biology & Microbiology