Biuret reagent will indicate the presence of
a. peptide bonds.
b. proteins.
c. amino acids units linked together.
d. all of the above.
d
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Viroids characteristically are composed of
A. ssRNA. B. dsRNA. C. ssDNA. D. dsDNA.
Symptoms of infectious mononucleosis include
A. sore throat, fever, cervical lymphadenopathy, and splenomegaly. B. fever, severe diarrhea, pneumonitis, hepatitis, and retinitis. C. fever and pocks on skin. D. vesicular lesions in oral mucosa.
Four of the five choices below are
characteristics of adaptive immunity. Select the EXCEPTION.
a. self/non-self recognition b. specificity c. diversity d. fever e. memory
Which would be the best choice for creating a pure culture from a mixed culture?
A) A nutrient broth B) All of these choices would work equally well C) An agar plate D) None of these choices E) An agar slant