The earliest photosynthetic organisms did not generate
A) energy.
B) oxygen.
C) DNA.
D) proteins.
E) nucleotides.

Name: The earliest photosynthetic organisms did not generate A) energy. B) oxygen. C) DNA. D) proteins. E) nucleotides.
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Question

Quizplus · Accepted Answer

The earliest photosynthetic organisms, such as certain types of bacteria, used photosynthesis that did not produce oxygen as a byproduct. This type of photosynthesis is known as anoxygenic photosynthesis.

The Earliest Photosynthetic Organisms Did Not Generate