Pyrogens are bacteria that specifically induce:

a. Inflammation
b. Pus formation
c. Fever
d. Coagulation


Answer: c. Fever

Biology & Microbiology

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Virulent viruses multiply within infected cells and eventually  

A.  cause an alternation of generations in the host cell, releasing new viruses. B.  cause the transformation of the host cell, releasing new viruses. C.  cause lysis of the host cell, releasing new viruses. D.  cause the transduction of the host cell, releasing new viruses. E.  cause a transfer of material from the host cell, releasing new viruses.

Biology & Microbiology

What is the process by which undigested food particles are expelled from a protist’s cell?

a. endocytosis b. phagocytosis c. exocytosis d. autocytosis

Biology & Microbiology

The tightly condensed non-functional X

chromosome is called a(an)

a. Barr body. b. Y chromosome. c. autosome. d. X linked chromosome. e. Watson segment

Biology & Microbiology

In one type cross of black × black, the results were as follows: 9/16 black 4/16 yellow 3/16 brown The genotype aabb must result in which of the following?

A) Black B) Brown C) Yellow D) A lethal result

Biology & Microbiology