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Home Q & A Board Science-Related Homework Help Physics Astronomy
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adreamer adreamer
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6 years ago
Branch lengths in the tree of life are a measure of the
A) rate of evolution between different species
B) size difference between species
C) life expectancy difference between species
D) amount of genetic difference between different species
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
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DonskoyDonskoy
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6 years ago
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adreamer Author
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#2
6 years ago
Correct again
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