10 Questions
Which of the following is the main component of cellular membranes?
Lipids
What is the function of transport proteins in cellular membranes?
To regulate inbound and outbound traffic
Which type of transport requires both energy and a transport protein?
Active transport
What is the term for the movement of large molecules in and out of cells using bulk transport?
Endocytosis
Which type of molecules move across the cell membrane using passive transport?
Small molecules
Which of the following is NOT a component of cellular membranes?
Nucleic acids
Which type of transport requires energy but does not involve a transport protein?
Endocytosis
What is the term for the movement of small molecules across the cell membrane using no energy and potentially requiring transport proteins?
Passive transport
Which of the following is NOT a characteristic of phospholipids in cellular membranes?
Require transport proteins for movement
What is the term for the process by which large molecules are released from the cell through the fusion of vesicles with the plasma membrane?
Exocytosis
Test your knowledge on how the plasma membrane regulates the movement of substances in and out of cells in this quiz on cellular membranes and transport proteins.
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