The ________ in our atmosphere is a direct consequence of the emergence of life.
A) carbon dioxide
B) water vapor
C) nitrogen
D) oxygen
E) helium

Name: The ________ in our atmosphere is a direct consequence of the emergence of life. A) carbon dioxide B) water vapor C) nitrogen D) oxygen E) helium
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Question

Quizplus · Accepted Answer

Oxygen in our atmosphere is a direct consequence of the emergence of life, particularly due to photosynthetic organisms like cyanobacteria that began producing oxygen as a byproduct.

The ________ in Our Atmosphere Is a Direct Consequence of the Emergence