Cell Membrane Structure Practice

Last updated over 7 years ago

11 questions

Note from the author:

Review questions and images for cell membrane lesson 

Library

Cell Membrane Structure Practice

Last updated over 7 years ago

11 questions

Note from the author:

Review questions and images for cell membrane lesson 

Question 1

Phospholipids create bi-layers because of their __________________ properties

A Hydrophobic 

B Polar 

D Hydrophilic  

C Amphipathic

Question 2

The part of a phospholipid that is hydrophobic (non-polar) would be:

Question 3

The protein labeled h would be considered:

Question 4

What function does the protein labeled J most likely have?

D Adhesion 

A Recognition 

B Channel 

C Receptor 

Question 5

b is referring to what type of membrane protein?

A Pump 

B Enzymatic

C Receptor

D Recognition

Question 6

Letter i is referring to what molecule?

Question 7

What is most likely the function of protein h?

D Enzymatic 

A Recognition 

C Channel 

B Adhesion 

Question 8

An increase in unsaturated fats in a cell membrane would have what effect on its fluidity?

Question 9

Cholesterol is important in maintaining what in animal cells?

D Would decrease fluidity

C Would increase fluidity

B It depends on the amount of saturated fat present

A Would do neither

Question 10

10.

Why is our current model of the cell membrane referred to as a "mosaic"?

A Mosaics are made of tiles of different shapes and colors

C If one tile of a mosaic is missing it falls apart

B Mosaics are made of tiles of the same shapes and colors

D Mosaics move around depending on how you look at the

Question 11

11.

Which of the following is incorrect regarding models?

D Models can be used as evidence in an experiment

A All models have limitations 

B Models can be used to make predictions

C Models don't have to be physical, they can be conceptual