Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 9 - Cell Communication - Review Questions - Apply: 2



Work Step by Step

The appearance of a puff of calcium in the normally calcium-poor cytoplasm is quite noticeable to cellular machinery and can, thus, act as a signal (C.) B. is the opposite of this, and thus wrong, and A. can be eliminated since calcium ions are not synthesized (they are just a chemical element minus two electrons), and D. is wrong since calcium ions are stored in the endoplasmic reticulum.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.