The energy source that may have driven the chemical reactions leading to modern Earth's atmosphere was ____.
A) sunlight
B) electrical storms (lightning)
C) photosynthesis
D) radioactive decay
E) heat energy released from Earth's core
Correct Answer:
Verified
Q18: Assuming geological evidence is accurate, life on
Q19: What assumption is made by researchers when
Q20: If RNA was the first information storage
Q21: The evolution of life on Earth was
Q22: Who developed the modern endosymbiotic theory?
A) Charles
Q24: E ukaryotic evolution relied on _.
A) horizontal
Q25: The hypothesis that mitochondria and chloroplasts originated
Q26: A characteristic of all modern, living cells
Q27: Why is the protein-first hypothesis not accepted
Q28: Archaeans resemble bacteria by the _, and
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