Content Frame
Note for screen reader users: There is text between the form elements on this page. To be sure that you do not miss any text, use item by item navigation methods, rather than tabbing from form element to form element
[Skip Breadcrumb Navigation]

True/False Quiz

This activity contains 10 questions.

Question 1
Open Hint for Question 1 in a new window
Cells often store energy in the form of electrochemical gradients.
End of Question 1

Question 2
Open Hint for Question 2 in a new window
When placed into a hypertonic solution (e.g. sea water), a human red blood cell would most likely swell and burst.
End of Question 2

Question 3
Open Hint for Question 3 in a new window
The neutral pH of pure water is always 7.00.
End of Question 3

Question 4
Open Hint for Question 4 in a new window
Enzymes are catalysts that speed up the rate of chemical reactions by reducing the energy of activation.
End of Question 4

Question 5
Open Hint for Question 5 in a new window
Allosteric regulators are molecules that modify an enzyme's kinetics by binding to the enzyme's active site.
End of Question 5

Question 6
Open Hint for Question 6 in a new window
Cells can store energy in the form of reducing equivalents, such as NADH.
End of Question 6

Question 7
Open Hint for Question 7 in a new window
A protein loses its functional effectiveness when it is denatured, i.e. when its 3-dimensional structure becomes unfolded.
End of Question 7

Question 8
Open Hint for Question 8 in a new window
Cells use glycolysis only under anaerobic conditions, and the Krebs cycle when oxygen is available.
End of Question 8

Question 9
Open Hint for Question 9 in a new window
Cholesterol is a normal component of many cellular membranes and is essential for the synthesis of mammalian steroid hormones.
End of Question 9

Question 10
Open Hint for Question 10 in a new window
Depolarization of a membrane can occur either through the opening of sodium channels (allowing Na+ to enter the cell) or the opening of potassium channels (allowing K+ to leave the cell).
End of Question 10

Clear Answers/Start Over

Copyright © 1995 - 2015 Pearson Education . All rights reserved. Pearson Benjamin Cummings is an imprint of Pearson .
Legal Notice | Privacy Policy | Permissions

[Return to the Top of this Page]