Certain white blood cells engulf microorganisms and bring them in to digest them. This process is best described as
A) pinocytosis.
B) osmosis.
C) receptor-mediated exocytosis.
D) phagocytosis.
E) diffusion.
Answer: D) phagocytosis.
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If there is 24% guanine in a DNA molecule, then there is _____ cytosine
A) 24% B) 26% C) 48% D) 52% E) impossible to determine
Put the following steps in order to trace the path of nitrogen into a protein in the turkey you ate for Thanksgiving:
What will be an ideal response?
Acinetobacter baumanii has become a high-profile opportunistic pathogen, causing wound infections, urinary tract infections, pneumonia and septicemia. What is the reason for its high-profile nature?
A.) A. baumanii has a very low infective dose and nearly everyone that contacts it gets a very serious infection. B.) A. baumanii produces an exotoxin that causes servere diarrhea. C.) A. baumanii is very fastidious and is difficult to culture in the laboratory. D.) Many strains of A. baumanii are highly resistant to antibiotics.
In the most complete sense, "proteomics" refers to the large-scale analysis of
a. cell proteins. b. protein localization c. large-scale construction of protein interaction networks. d. All of the above