Plasma Membrane Structure

Plasma Membrane Structure

Assessment

Flashcard

Biology

9th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the plasma membrane?

Back

The plasma membrane is a biological membrane that separates and protects the interior of all cells from the external environment.

2.

FLASHCARD QUESTION

Front

What are the main components of the plasma membrane?

Back

The main components of the plasma membrane are phospholipids, proteins, carbohydrates, and cholesterol.

3.

FLASHCARD QUESTION

Front

What is the function of phospholipids in the plasma membrane?

Back

Phospholipids form a bilayer that provides a barrier to most water-soluble substances, allowing selective permeability.

4.

FLASHCARD QUESTION

Front

What role do proteins play in the plasma membrane?

Back

Proteins in the plasma membrane assist in transport, act as receptors, and provide structural support.

5.

FLASHCARD QUESTION

Front

What is the difference between peripheral and integral proteins?

Back

Peripheral proteins are attached to the surface of the membrane, while integral proteins are embedded within the membrane.

6.

FLASHCARD QUESTION

Front

What is the function of cholesterol in the plasma membrane?

Back

Cholesterol helps to stabilize the fluidity of the plasma membrane, making it less permeable to very small water-soluble molecules.

7.

FLASHCARD QUESTION

Front

What are channel proteins?

Back

Channel proteins are integral proteins that allow specific molecules or ions to pass through the membrane without using energy.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?