Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 31, Problem 15SQ
With negative feedback, detection of a change brings about a response that ______ the change.
- a. reverses
- b. accelerates
- c. has no effect on
- d. mimics
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a positive-feedback system is one in which
a. a variable is charged in the opposite direction to the original change that initiated the system
b. a variable is changed in the same direction as the original change that initiated the system
c. two opposiding variables are played against each other
d. the initiating variable is always increased
Which of the following is true of positive feedback?
a. The change is opposite that of negative feedback
b. The effector turns off the response
c. The change is amplified
What is the difference between the answers a & b?
In negative feedback,a. a change causes responses that counteract the change.b. a response to a change damages the body.c. a change produces a response that enhances the change.d. a response to a change permanently alters the body.
Chapter 31 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 31 - Cultured Skin for Healing Wounds Diabetes is a...Ch. 31 - Cultured Skin for Healing Wounds Diabetes is a...Ch. 31 - Cultured Skin for Healing Wounds Diabetes is a...Ch. 31 - ___ tissues are sheetlike with one free surface....Ch. 31 - _______ keep fluid from leaking between cells. a....Ch. 31 - Exocrine glands are specialized ______ tissue. a....Ch. 31 - A rubbery secreted matrix or proteoglycans and...Ch. 31 - Blood cells develop from stem cells in ________....Ch. 31 - Prob. 6SQCh. 31 - Cytoplasmic extensions of _______ send and receive...
Ch. 31 - ______ muscle pulls on bones and _______ muscle...Ch. 31 - Straps or dense, regular connective tissue...Ch. 31 - ______ increase the surface area of some...Ch. 31 - Tears are an _______ secretion released by...Ch. 31 - Cancers most commonly arise in ______ tissue. a....Ch. 31 - The most abundant protein in your body is _______....Ch. 31 - Match each term with the most suitable...Ch. 31 - With negative feedback, detection of a change...Ch. 31 - IPSCs are nearly identical to human embryonic stem...Ch. 31 - Radiation and chemotherapy drugs preferentially...Ch. 31 - Each level of biological organization has emergent...
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