A hydropathy plot is used to:
A. predict whether a given protein sequence contains likely membrane-spanning segments
B. determine the water-solubility of a protein
C. extrapolate for the true molecular weight of a membrane protein
D. deduce the quaternary structure of a membrane protein
E. determine the water content of a native protein
Ans: A. predict whether a given protein sequence contains likely membrane-spanning segments
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Cholesterol can be remodeled into
a. bile salts. b. sex hormones. c. steroids. d. vitamin D. e. all of these.
Which of the following will you be using to observe mitosis?
The primary mechanism whereby cytotoxic T cells are able to destroy infected cells involves
A) activation of the complement system. B) the incorporation of perforins into the cell membrane. C) phagocytosis. D) incorporation of the major attack complex. E) enzymatic degradation