Principles of Biology
2nd Edition
ISBN: 9781259875120
Author: Robert Brooker, Eric P. Widmaier Dr., Linda Graham Dr. Ph.D., Peter Stiling Dr. Ph.D.
Publisher: McGraw-Hill Education
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Question
Chapter 8, Problem 2CCQ
Summary Introduction
To determine:
Three stages of cell signaling and the stage that does not occur when the estrogen receptor is activated.
Introduction
The endocrine system is referred to as one of the most important communication networks in the body of an individual. Hormones are termed as communication molecules of the endocrine system, which are directly released into the bloodstream.
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What is the main benefit of cell signaling over long distances (ex: signaling via hormone secretion into the bloodstream)?
What common features are shared by most cell signaling systems?
What are the four parts of cell signaling?
Chapter 8 Solutions
Principles of Biology
Ch. 8.1 - What is the signaling molecule in this example?Ch. 8.1 - Prob. 2CCCh. 8.1 - Prob. 3CCCh. 8.1 - A general reason for cell signaling is to respond...Ch. 8.1 - Prob. 2TYKCh. 8.1 - Prob. 3TYKCh. 8.2 - Prob. 1BCCh. 8.2 - Prob. 1TYKCh. 8.2 - Prob. 2TYKCh. 8.3 - Prob. 1CC
Ch. 8.3 - What has to happen for the a and subunits of the...Ch. 8.3 - Prob. 1TYKCh. 8.3 - After a G-protein-coupled receptor is activated,...Ch. 8.4 - Prob. 1TYKCh. 8.5 - Look ahead to Figures 13.9 and, in particular,...Ch. 8.5 - Prob. 1TYKCh. 8.5 - Prob. 2TYKCh. 8.6 - Prob. 1CCCh. 8.6 - Prob. 2CCCh. 8.6 - Prob. 3CCCh. 8.6 - Prob. 1TYKCh. 8.6 - Prob. 2TYKCh. 8 - Prob. 1TYCh. 8 - Prob. 2TYCh. 8 - Prob. 3TYCh. 8 - Prob. 4TYCh. 8 - Which of the following is not an example of a cell...Ch. 8 - Prob. 6TYCh. 8 - The EGF receptor functions as a receptor tyrosine...Ch. 8 - Prob. 8TYCh. 8 - Prob. 9TYCh. 8 - The benefit of second messengers in signal...Ch. 8 - Prob. 1CCQCh. 8 - Prob. 2CCQCh. 8 - Prob. 3CCQCh. 8 - Discuss and compare several different types of...Ch. 8 - Prob. 2CBQ
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- A hormone molecule binds to a receptor on a cell membrane. It doesnt enter the cell; rather, the binding activates a second messenger inside the cell that triggers an amplified response to the hormonal signal. Is the signaling molecule a steroid or a nonsteroid hormone?arrow_forwardWhat is the main benefit of cell signaling via direct physical contact and cell signaling over short distances (ex: nerve cell signaling)?arrow_forwardWhat is a second messenger in cell signaling, and what kinds of molecules can act as second messengers?arrow_forward
- What is the specific role of the protein kinase enzymes in the signal transduction pathway initiated by water-soluble hormones?arrow_forwardWhat key role does signal transduction play in the signaling process?arrow_forwardWhat is the benefit of using second messengers and phosphorylation cascades during the transduction step of cell signaling?arrow_forward
- What two steps occur in cell signaling occur AFTER the signal has been detected by a cell surface receptor? a. transduction and inflection b. transduction and amplification c. amplification and termination d. amplification and diversionarrow_forwardWhat is long distance and local signaling?arrow_forwardWhy can acetylcholine (or other signaling molecules) have so many different effects?arrow_forward
- What are the sequences of events by which the binding of a chemical messenger to a receptor causes the cell to respond in a specific way?arrow_forwardWhy do peptide and steroid hormones bind different kinds of receptor, and how does this difference affect the resulting signaling pathways in the target cell?arrow_forwardWhy do some types of signal molecules (first messengers) need to use second messengers to cause a response in the target cell? What are the advantages of this type of signaling mechanism?arrow_forward
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Intro to Cell Signaling; Author: Amoeba Sisters;https://www.youtube.com/watch?v=-dbRterutHY;License: Standard youtube license