Which of the following will grow in broth with 6.5% salt?

A. Enterococcus faecalis
B. Streptococcus mutans
C. Lactococcus lactis
D. All of the choices are correct.


Answer: A

Biology & Microbiology

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Which of the following pairs is mismatched?

A. Poison ivy dermatitis - type IV hypersensitivity B. Transfusion reaction - type II hypersensitivity C. Serum sickness - type III hypersensitivity D. Food allergy - type I hypersensitivity E. Hay fever - type IV hypersensitivity

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________ are responsible for the transmission of a signal between two adjacent nerve cells.

Fill in the blank(s) with the appropriate word(s).

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Adjacent animal cells utilize ____ to rapidly communicate with each other

a. gap junctions b. plasmodesmata c. hormones d. desmosomes e. neurotransmitters

Biology & Microbiology

Why must sea otters consume 25% of their body weight in food every day?

What will be an ideal response?

Biology & Microbiology