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Exercise 1: Cell Transport Mechanisms and Permeability Activity 2: Simulated Facilitated Diffusion $3.21
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Exercise 1: Cell Transport Mechanisms and Permeability Activity 2: Simulated Facilitated Diffusion

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PhysioEx Exercise 1 Activity 2 Exercise 1: Cell Transport Mechanisms and Permeability Activity 2: Simulated Facilitated Diffusion

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  • June 5, 2021
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  • 2020/2021
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26-5-2021 PhysioEx Exercise 1 Activity 2


PhysioEx Lab Report
Exercise 1: Cell Transport Mechanisms and Permeability
Activity 2: Simulated Facilitated Diffusion
Name:
Date:
Session ID:


Pre-lab Quiz Results
You scored 50% by answering 2 out of 4 questions correctly.

1 Molecules need a carrier protein to help them move across a membrane because

Your answer: they are not lipid soluble.

Correct answer: they are lipid insoluble or they are too large.

2 Which of the following is true of facilitated diffusion?

You correctly answered: Movement is passive and down a concentration gradient.

3 Examples of solutes that might require facilitated diffusion include

You correctly answered: all of the above.

4 Which of the following would not affect the rate of facilitated diffusion?

Your answer: steepness of the gradient.

Correct answer: the amount of intracellular ATP.


Experiment Results
Predict Questions
1 Predict Question 1: What effect do you think increasing the number of protein carriers will have on
the glucose transport rate?

Your answer: The glucose transport rate will increase.

2 Predict Question 2: What effect do you think adding Na+Cl- will have on the glucose transport rate?

Your answer: There will be no change in the glucose transport rate.

Stop & Think Questions
1 What happened to the glucose transport rate when the glucose concentration was increased from 2
mM to 8 mM?

You did not answer this question.

Correct answer: The glucose transport rate increased.

https://media.pearsoncmg.com/bc/bc_0media_ap/physioex/10/ex1/act2/ 1/3

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