Biochemistry: The Molecular Basis of Life
6th Edition
ISBN: 9780190209896
Author: Trudy McKee, James R. McKee
Publisher: Oxford University Press
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Chapter 9, Problem 5RQ
Summary Introduction
To review:
The consequences of the appearance of oxygenin the Earth’s atmosphere and its effects on living organisms.
Introduction:
In the beginning, theEarth was oxygen-free. Three billion years ag, oarth’s atmosphere first witnessed the appearance of oxygen. Oxygen is a very reactive gas and it can react with any organic molecule and break it down. Thus, its appearance affected the evolution of living organisms.
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Question 4.3
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Chapter 9 Solutions
Biochemistry: The Molecular Basis of Life
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