Virus-infected cells produce ________, proteins that help neighboring cells fight further viral infections

A) lysozymes
B) interferons
C) histamines
D) interleukin-2


Answer: B

Biology & Microbiology

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The movement of sucrose and H+ into the cell by the same membrane protein reflects the actions of what type of transporter?

A. voltage-gated channel. B. mechanosensitive channel. C. uniporter. D. symporter. E. antiporter.

Biology & Microbiology

Which animal phylum lacks a network of nerve cells for gathering information from the environment?  

A.  Porifera - sponges B.  Cnidaria - jellyfish, sea anenomes C.  Platyhelminthes -- flatworms D.  Nematoda - roundworms E.  Mollusca - octopus, squid, clams, snails, and other mollusks

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Autonomic nervous system pathways have ____

a. three neurons b. two neurons c. one neuron d. four neurons e. no neurons

Biology & Microbiology

Discuss why the use of broad-spectrum oral antimicrobics often lead to oral thrush and vulvovaginal candidiasis superinfections.

What will be an ideal response?

Biology & Microbiology