Which Phrase Describes the Selective Permeability of a Membrane

question 62

Multiple Choice

Which phrase describes the selective permeability of a membrane?

• A) the ability of only certain molecules to pass across a membrane
• B) the ability of a molecule to pass through a membrane
• C) the need for carrier proteins to transport certain molecules
• D) the movement of a molecule from an area of greater concentration to an area of lesser concentration

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Definitions:

Nonobviousness

A criterion for patentability of an invention, which requires that the invention must not be obvious to a person having ordinary skill in the art at the time of the invention.

Distinctiveness

The quality of being clearly different or unique, especially in a manner that makes something or someone stand out.

NET Act

The No Electronic Theft (NET) Act is a United States law aimed at addressing copyright infringement specifically for digital and electronic copyright materials.

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