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honey lemon honey lemon
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5 years ago
How do scientists study the history of life on Earth?
A) by comparing present-day organisms with each other, and assuming past life had mixed traits of present-day organisms
B) by using telescopes to look far away, and thus see what life was like in the past
C) by studying fossils, the preserved remains of past organisms
D) by assuming that life in the past was just like present-day life
Textbook 
The Essential Cosmic Perspective

The Essential Cosmic Perspective


Edition: 7th
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