Cell Membrane: Structure and Function

Front

What is the structure that surrounds and protects the cell?

Back

Cell Membrane

Front

What are the two main components of a phospholipid?

Back

Hydrophilic Head and Hydrophobic Tail

Front

What type of transport requires energy to move substances across the cell membrane?

Back

Active Transport

Front

What type of transport does not require energy?

Back

Passive Transport

Front

What forms the channels and pumps in the phospholipid bilayer?

Back

Proteins

Front

What is the role of carbohydrates in the cell membrane?

Back

They serve as recognition sites and help in cell communication.

Front

What is the fluid mosaic model?

Back

A model that describes the structure of the cell membrane as a mosaic of various components that move fluidly.

Front

What is the function of cholesterol in the cell membrane?

Back

It helps to stabilize the membrane's fluidity.

Front

What are integral proteins?

Back

Proteins that are embedded in the lipid bilayer and can span across the membrane.

Front

What are peripheral proteins?

Back

Proteins that are attached to the exterior or interior surfaces of the membrane.