The Movement of Molecules Across a Membrane from an Area

question 88

Multiple Choice

The movement of molecules across a membrane from an area of lower concentration to an area of higher concentration with the expenditure of energy is called

• A)facilitated diffusion.
• B)osmosis.
• C)passive diffusion.
• D)active transport.

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A standardized test that assesses intelligence and cognitive abilities, forming the basis for many modern IQ tests.

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