PEX-01-01 - Exercise 1: Cell Transport Mechanisms and...

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Unformatted text preview: Exercise 1: Cell Transport Mechanisms and Permeability: Activity 1: Simulating Dialysis (Simple Diffusion) Lab Report Pre-lab Quiz Results You scored 75% by answering 3 out of 4 questions correctly. 1. The driving force for diffusion is You correctly answered: b. the kinetic energy of the molecules in motion. 2. In diffusion, molecules move Your answer : b. from low concentration to high concentration. Correct answer: a. from high concentration to low concentration. 3. Which of the following dialysis membranes has the largest pore size? You correctly answered: d. 200 MWCO 4. Avogadro's number is a constant for the number of You correctly answered: b. molecules. 09/08/11 page 1 09/08/11 page 2 Experiment Results Predict Question: Predict Question 1: The molecular weight of urea is 60.07. Do you think urea will diffuse through the 20 MWCO membrane? Your answer : c. No, not at all. Predict Question 2: Recall that glucose is a monosaccharide, albumin is a protein with 607 amino acids, and the average...
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This note was uploaded on 02/06/2012 for the course ZOOL 2304 taught by Professor Gollahon during the Fall '11 term at Texas Tech.

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PEX-01-01 - Exercise 1: Cell Transport Mechanisms and...

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