Which organelle's function would be most affected if a cell was not able to carry out exocytosis?

A) Secretory vesicle
B) Lysosome
C) Proteosome
D) Peroxisome

Secretory Vesicle

Membrane-bound vesicles produced by cells to store and transport substances (like hormones or neurotransmitters) that are to be secreted.

Exocytosis

A process by which a cell transports molecules out of the cell by vesicle fusion with the plasma membrane.

Lysosome

A membrane-bound cell organelle that contains digestive enzymes and breaks down excess or worn-out cell parts, food particles, and invading viruses or bacteria.