Active Transport

in passive transport, simple diffusion and facilitated deffusion, move particles ___________.

• low to high consentration

• high to low concetration

• up the concentration gradiant

• down the concentration gradiant

in facilitated diffusion _______ ________ act like a bridge or tunnel accross the membrane to allow larger molecules into the cell.

Active Transport moves molecules __ the concentration gradient

___________ is required to move molecules up the concentration gradient

when the cell uses energy to wrap a section the cell membrane around a molecule to bring it inside is _______

• Endocytosis

• Exocytosis

The process that a cell uses to remove a molecule from the cell using the cell membrane is __________

• Endocytosis

• Exocytosis