Which of the following activities is not associated with post-translational processing?
A) glycosylation
B) specific cleavage of polypeptides
C) chaperonin activity
D) addition of lipid groups
E) polyadenylation
Answer: E
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What technique detects brain voltage (electrical activity) fluctuations?
a. molecular biology techniques using brain tissue b. x-rays c. positron emission tomography (PET) d. electroencephalograph (EEG) e. functional magnetic resonance imaging (fMRI)
Rough endoplasmic reticulum has ribosomes on its surface.
a. true b. false
A woman has B blood type of the ABO system. Her mother is type O. From this, we can infer that her father:
A: could be any blood type. B: has AB blood type. C: could not have O blood type. D: could not have B blood type. E: could not have AB blood type.
Which of the following statements regarding phagocyte recognition of pathogens is true?
A. TLRs in the phagocyte cytoplasmic membrane bind surface structures of microbes. B. TLRs on the surface of microbes trigger the accumulation of opsonins. C. Lectins on the surface of microbes are bound by chemokine receptors. D. NOD proteins on the surface of microbes are detected by TLRs. E. MACs on the surface of microbes are detected by NOD proteins.