Biology
Biology
10th Edition
ISBN: 9780321794260
Author: Audesirk, Teresa/ Audesirk
Publisher: Pearson College Div
Question
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Chapter 8, Problem 1AC
Summary Introduction

To determine:

The possibility that has happened to the grain to make the bears keep digging it up, and also determine the process by which their behavior related to human cultural evolution.

Introduction:

Earlier, scientists proposed that the life forms are appeared under anaerobic conditions before the evolution of photosynthetic organisms. Most of the organisms depend on glycolysis followed by anaerobic respiration. Few groups of microorganisms are opportunists and they switch themselves from anaerobic respiration to aerobic respiration, depending on the availability of oxygen.

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