Cell Membrane

Which of the following is a function of the cell membrane?

• breaks down lipids, carbohydrates, and proteins from foods

• stores water, salt, proteins, and carbohydrates

• synthesizes proteins and other macromolecules

• regulates the movement of materials into and out of the cell

Tags

NGSS.MS-LS1-2

The ability to allow only certain molecules into or out of the cell.

• Semipermeability

• Permeability

• Impermeability

• Unpermeability

Which of the following are embedded in the phospholipid bilayer and help substances pass through?

• lipids

• proteins

• cholesterol

• carbohydrates

___________ form the two layers of the cell membrane. 

• Carbohydrates 

• Proteins 

• Phospholipids 

• Cholesterol

Describes the arrangement of the cell membrane as bendable and made of many parts. 

• The Fluid Mosaic Model 

• The Major Mobility Model 

• The Crazy Cell Model

• The Maze Model

Tags

NGSS.MS-LS1-2

What is the function of the transport and channel proteins of the cell membrane?

• allows large molecules to pass through the cell membrane

• allows small, non-polar molecules to pass through the cell membrane

• identifies the cell and allow for cell-to-cell communication

• stabilizes the fluidity of the cell membrane

What is the function of the phospholipid bilayer of the cell membrane?

• allows large molecules to pass through the cell membrane

• allows small, non-polar molecules to pass through the cell membrane

• identifies the cell and allow for cell-to-cell communication

• stabilizes the fluidity of the cell membrane

Identify the structure in the diagram.

• Phospholipid

• Cholesterol

• Triglyceride

• Carbohydrate

In the diagram, what is letter A?

• Phospholipid

• Phospholipid bilayer

• Cholesterol

• Carbohydrate

• Carrier or transport protein

In the diagram, what is letter G?

• Phospholipid

• Phospholipid bilayer

• Cholesterol

• Carbohydrate

• Carrier or transport protein