Which of the following factors determines the ion selectivity of specific ion channels? Choose the correct option
A) Number of protein molecules assembling to form a pore
B) Number of ion channels in the membrane
C) Nature of the R groups lining the ion channel
D) Gating properties
Ans: C
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The most common site for an ectopic pregnancy is the fallopian tube
Indicate whether the statement is true or false
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Which of the following is a set of rules or a theory that guides our way of thinking about things?
A. quota B. workflow C. goal D. paradigm