Principles of Anatomy and Physiology
15th Edition
ISBN: 9781119329398
Author: Gerard J Tortora, Bryan Derrickson
Publisher: John Wiley & Sons Inc
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Textbook Question
Chapter 3, Problem 4CP
“The proteins present in a plasma membrane determine the functions that a membrane can perform.” Is this statement true or false? Explain your answer.
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OUTSIDE CELL
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Membrane
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Molecule 2
Molecule 3
Protein 1
ATP
INSIDE CELL
Protein 2
T T
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The figure shows a cell membrane with two transport proteins (Proteins 1 and 2) and
The net movement of Molecule 1 is from
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b. high concentration to low concentration
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Question: 2 of 12 questions >
OUTSIDE CELL
Molecule 1
Membrane
permeability
Molecule 2
Molecule 3
Protein 1
ATP
INSIDE CELL
Protein 2
T T
Phospholipid
bilayer
The figure shows a cell membrane with two transport proteins (Proteins 1 and 2) and
The net movement of Molecule 1 is from
a. low concentration to high concentration
b. high concentration to low concentration
c. There is no net movement of Molecule 1.
○ d. I do not know the answer.
Question: 2 of 12 questions >
If the answers to these are different from each other, why are they different?
Chapter 3 Solutions
Principles of Anatomy and Physiology
Ch. 3 - Prob. 1CPCh. 3 - Checkpoint 2:
How do hydrophobic and hydrophilic...Ch. 3 - What substances can and cannot diffuse through the...Ch. 3 - “The proteins present in a plasma membrane...Ch. 3 - Checkpoint 5:
How does cholesterol affect membrane...Ch. 3 - Checkpoint 6:
Why are membranes said to have...Ch. 3 - Checkpoint 7:
What factors contribute to an...Ch. 3 - Checkpoint 8:
What factors can increase the rate...Ch. 3 - Checkpoint 9:
How does simple diffusion compare...Ch. 3 - Prob. 10CP
Ch. 3 - Distinguish among isotonic, hypotonic, and...Ch. 3 - What is the key difference between passive and...Ch. 3 - Checkpoint 13:
How do symporters and antiporters...Ch. 3 - What are the sources of cellular energy for active...Ch. 3 - Checkpoint 15:
In what ways are endocytosis and...Ch. 3 - What are some of the chemicals present in cytosol?Ch. 3 - What is the function of cytosol?Ch. 3 - Define an organelle.Ch. 3 - Which organelles are surrounded by a membrane and...Ch. 3 - Checkpoint 20:
Which organelles contribute to...Ch. 3 - Checkpoint 21:
What happens on the cristae and in...Ch. 3 - Checkpoint 22:
How do large particles enter and...Ch. 3 - Where are ribosomes produced?Ch. 3 - Checkpoint 24:
How is DNA packed in the...Ch. 3 - Checkpoint 25:
What is meant by the term gene...Ch. 3 - What is the difference between transcription and...Ch. 3 - Distinguish between somatic and reproductive cell...Ch. 3 - What is the significance of interphase?Ch. 3 - Outline the major events of each stage of the...Ch. 3 - Prob. 30CPCh. 3 - How are haploid and diploid cells different?Ch. 3 - What axe homologous chromosomes?Ch. 3 - Prob. 33CPCh. 3 - What is one reason that some tissues become...Ch. 3 - CTQ 1: Mucin is a protein present in saliva and...Ch. 3 - CTQ 2: Sam does not consume alcohol, whereas his...Ch. 3 - CTQ 3: Marathon runners can become dehydrated due...
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The Cell Membrane; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=AsffT7XIXbA;License: Standard youtube license