WHAT IS LIFE? A GUIDE TO BIO 3E+LAUNCHPA
WHAT IS LIFE? A GUIDE TO BIO 3E+LAUNCHPA
3rd Edition
ISBN: 9781319103316
Author: PHELAN
Publisher: Macmillan Higher Education
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Chapter 20, Problem 7MC
Summary Introduction

Introduction:

The cells of a multicellular organism are not in direct contact with the external environment, hence cellular processes are not straightforward and simple.

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which of the following statements are true about homeostasis? Select all that apply. a. The selective permeability of the cell membrane allows for thermoregulation. b. Homeostasis is an organism‘s way of maintaining constant and balanced internal processes. c. Ectotherms rely on environmental heat to maintain homeostasis. d. Homeostasis works by a system of positive feedback.
Match the following cellular features and activities with the properties of cells.                                                                        Cell structure is highly complex and organized structurally.                                                                        Cell posseses genetic information.                                                                        Cells engage in metabolism.                                                                        Cells sense and respond to changes in the environment. A. Mistakes in the genetic material are called mutation. B. Protein receptors on cell membranes receive specific ligands that "communicate" the presence of a simulus or stimuli. C. Cells contain "blueprints" for constructing cellular structures, for rrunning cellular activities and for making more of themselves. D. All living systems are capable of doing "work" in whatever form. E. Cell…
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What is Homeostasis? | Physiology | Biology | FuseSchool; Author: FuseSchool - Global Education;https://www.youtube.com/watch?v=quQr6X1Q58I;License: CC-BY