What Is Responsible for the Selective Permeability of a Cell

question 26

Multiple Choice

What is responsible for the selective permeability of a cell membrane?

• A) the position of cholesterol in the membrane bilayer
• B) the integral proteins of the membrane
• C) the hydrophobic core formed by the phospholipid tails
• D) the hydrophilic end facing the cell exterior

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Definitions:

NaBH4

Sodium borohydride (NaBH4) is a reducing agent commonly used in organic synthesis to reduce aldehydes and ketones to alcohols.

Raney Nickel

A finely divided nickel alloy used as a catalyst in hydrogenation and other chemical reactions.

MgBr

Magnesium bromide is a chemical compound consisting of magnesium and bromine, often used in organic synthesis as a Grignard reagent.

Organic Product(s)

Substances derived from living organisms or containing carbon compounds.