Which of the Following Mechanisms Is Responsible for the Selectivity

question 18

Multiple Choice

Which of the following mechanisms is responsible for the selectivity of aquaporins for water?

• A) Size exclusion
• B) Electrostatic repulsion
• C) Dynamic hydrogen bonding
• D) Prevention of ion gradient formation
• E) All of the above

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Definitions:

NPV

The calculation of the current value of all future cash flows generated by a project, after accounting for the initial capital expenditure.

IRR

Internal Rate of Return; a metric used in capital budgeting to estimate the profitability of potential investments.

Probability Distributions

A statistical function that describes all the possible values and likelihoods that a random variable can take within a given range.

Portfolio Theory

A body of thought aimed at forming investment portfolios that minimize risk for a given return.