Cyanobacteria Were Once Called Blue-Green Algae Because They Are Photosynthetic

question 8

Multiple Choice

Cyanobacteria were once called blue-green algae because they are photosynthetic. According to the phylogeny shown, to which of the following organisms are the cyanobacteria more closely related?

• A) gram-positive bacteria
• B) green algae
• C) euglenozoans
• D) crenarcheotes

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Definitions:

Montesquieu

A French political philosopher of the Enlightenment era, best known for his theory of separation of powers.

Voltaire

Voltaire, the pen name of François-Marie Arouet, was a French Enlightenment writer, historian, and philosopher known for his advocacy of freedom of speech, separation of church and state, and civil liberties.

Intolerance

A lack of acceptance or respect for differing views, beliefs, or behaviors.

Persecution

The act of harassing or oppressing someone, especially because of their race, religion, gender, or political beliefs.