Multiple Choice
The sodium-potassium pump would be most active in cells of which of the following structures?
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2. Cell Chemistry & Cell Components
Active Transport
Multiple Choice
Which of the following components of the cell membrane is responsible for active transport?
A
Phospholipids
B
Cholesterol
C
Glycolipids
D
Integral proteins
Verified step by step guidance1
Understand the structure of the cell membrane: The cell membrane is primarily composed of a phospholipid bilayer, with embedded proteins, cholesterol, and carbohydrates.
Identify the role of phospholipids: Phospholipids form the basic structure of the cell membrane, providing a semi-permeable barrier that separates the cell's interior from the external environment.
Consider the function of cholesterol: Cholesterol is interspersed within the phospholipid bilayer, providing stability and fluidity to the membrane but not directly involved in transport.
Examine the role of glycolipids: Glycolipids are involved in cell recognition and communication, not in active transport.
Focus on integral proteins: Integral proteins span the membrane and are crucial for active transport, as they can move substances against their concentration gradient using energy, typically in the form of ATP.
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