Biology: Concepts and Investigations
Biology: Concepts and Investigations
5th Edition
ISBN: 9781260259049
Author: Hoefnagels
Publisher: MCG
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Chapter 15.1, Problem 2MC
Summary Introduction

To determine:

The things that we can learn from simulations of early Earth.

Concept introduction:

The conditions on early Earth were very harsh. The atmosphere contained gases such as methane, ammonia, hydrogen and water. There was no oxygen present in the atmosphere. There was no ozone layer in the atmosphere that could prevent the harmful radiations from the Sun to reach the Earth’s surface.

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Biology: Concepts and Investigations

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