What structure regulates the entry and exit of substances in a cell? (2021)

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Question: What structure regulates the entry and exit of substances in a cell? (2021)

Options:

Correct Answer: Plasma Membrane

Exam Year: 2021

Solution:

The plasma membrane regulates the entry and exit of substances in and out of the cell, maintaining homeostasis.

What structure regulates the entry and exit of substances in a cell? (2021)

What structure regulates the entry and exit of substances in a cell? (2021)

Step 1: Understand that cells are the basic units of life.
Step 2: Know that cells need to control what goes in and out to stay healthy.
Step 3: Learn that the structure responsible for this control is called the plasma membrane.
Step 4: Realize that the plasma membrane acts like a gatekeeper, allowing some substances to enter and exit while blocking others.
Step 5: Remember that this regulation helps maintain a stable internal environment, known as homeostasis.

No concepts available.