AP BIOLOGY

LABORATORY REVIEW

DIFFUSION AND OSMOSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Endocytosis and Exocytosis are examples of ____
A
Active Transport
B
Passive Transport
Explanation: 

Detailed explanation-1: -Exocytosis describes the process of vesicles fusing with the plasma membrane and releasing their contents to the outside of the cell. Both endocytosis and exocytosis are active transport processes.

Detailed explanation-2: -Endocytosis is a type of active transport that moves particles, such as large molecules, parts of cells, and even whole cells, into a cell.

Detailed explanation-3: -Endocytosis (endo = internal, cytosis = transport mechanism) is a general term for the various types of active transport that move particles into a cell by enclosing them in a vesicle made out of plasma membrane.

Detailed explanation-4: -In the cytoplasm, macromolecules or large particles are moved across the plasma membrane by vesicles. Endocytosis and exocytosis are examples of vesicle transport. They are both active, energy-consuming processes.

Detailed explanation-5: -An example of this in human cells is neurons, which are the brain signaling cells. Neurons produce a type of signaling molecule called a neurotransmitter, which they release through exocytosis. They signal the next neuron to send a signal on to the next neuron, and so on.

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