Cell Transport

Diffusion is the movement from an area of ______ concentration to and area of ______ concentration.

• Low, High

• High, Low

• Low, Low

• High, High

Larger molecules, like glucose, may require the use of a _____ channel. This does not require energy (ATP), so it is an example of _____ transport.

• protein, active

• protein, passive

• lipid, active

• lipid, passive

When a cell requires ATP energy to move large particles in and out of the cell, it is called _____ transport.

• active

• passive

A (protein, potassium, sodium) pump moves particles (against or with) the concentration gradient?

(a)  

A vesicle assists bringing particles into the cell through....

• Endocytosis

• Exocytosis

• Mezzocytosis

• pumps

Vesicles will help to transport outside of the cell through a process called...

• Endocytosis

• Exocytosis

• Mezzocytosis

• Pumps