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10.14: Evolution of Simple Cells

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

cyanobacteria

cyanobacteria

Single celled prokaryotes that were extremely abundant in the Precambrian and that changed the atmosphere to one containing oxygen.
photosynthesis

photosynthesis

The process in which plants produce simple sugars (food energy) from carbon dioxide, water, and energy from sunlight. Photosynthesis uses carbon dioxide and releases oxygen.
prokaryote

prokaryote

Single-celled organism that lacks a nucleus or membrane-bound organelles.
stromatolite

stromatolite

Reef like cyanobacteria that still exist today.

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Difficulty Level:

At Grade

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Date Created:

Feb 24, 2012

Last Modified:

May 27, 2015
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SCI.ESC.734.3.L.1

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