Which Type of Transport Proteins Use Cell Energy to Move

question 108

Multiple Choice

Which type of transport proteins use cell energy to move molecules across the plasma membrane?

• A)cadherins
• B)leak-ion channels
• C)ATP-powered pumps
• D)ligand-gated ion channels

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Definitions:

Annual Cash Inflow

The total amount of money received by a company over a year, from operations, investments, and financing activities.

Discount Rate

The discount rate applied in the discounted cash flow method to calculate the current value of anticipated cash flows.

Net Present Value

A method used in capital budgeting to evaluate the profitability of an investment or project, by calculating the difference between the present value of cash inflows and outflows over a period of time.

Profitability Index

A capital budgeting tool that measures the relative profitability of an investment by dividing the present value of its future cash flows by the initial investment cost.