Cell Transport

Front

What part of the cell regulates what can enter and leave the cell?

Back

Cell Membrane

Front

The movement of materials that requires energy is called...

Back

Active transport

Front

Which of these molecules almost always use facilitated diffusion to pass across the cell membrane?

Back

Glucose

Front

What is the process called when particles move from an area of lower concentration to an area of higher concentration?

Back

Active transport

Front

What macromolecule is embedded into the lipid bilayer and helps to transport molecules?

Back

Protein

Front

What is passive transport?

Back

The movement of substances across a cell membrane without the use of energy.

Front

What is facilitated diffusion?

Back

A process that allows substances to cross membranes with the assistance of special proteins.

Front

What is the role of the cell membrane?

Back

To protect the cell and control the movement of substances in and out.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is the difference between active and passive transport?

Back

Active transport requires energy, while passive transport does not.