AP BIOLOGY

THE CELL

TRANSPORT INTO AND OUT OF THE CELL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A form of bulk transport in which materials are transported from the inside to the outside of the cell in membrane-bound vesicles that fuse with the plasma membrane.
A
Endocytosis
B
Exocytosis
C
Osmosis
D
Diffusion
Explanation: 

Detailed explanation-1: -Exocytosis (exo = external, cytosis = transport mechanism) is a form of bulk transport in which materials are transported from the inside to the outside of the cell in membrane-bound vesicles that fuse with the plasma membrane.

Detailed explanation-2: -Endocytosis is the process by which cells take in substances from outside of the cell by engulfing them in a vesicle.

Detailed explanation-3: -Definition: Bulk transport is a mode of transport of large quantities of materials and food particles across the membrane. It occurs both inward and outward. It is achieved with the help of carrier molecules.

Detailed explanation-4: -The movement of macromolecules such as proteins or polysaccharides into or out of the cell is called bulk transport. There are two types of bulk transport, exocytosis and endocytosis, and both require the expenditure of energy (ATP).

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