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Home Q & A Board Biology-Related Homework Help General Biology
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Asfian Asfian
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5 years ago
About one-third of all animal and plant species are concentrated on ________ of Earth's land.
A) 20%
B) 10%
C) 5%
D) 1.5%
Textbook 
Campbell Biology: Concepts and Connections

Campbell Biology: Concepts and Connections


Edition: 8th
Authors:
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Melina H.Melina H.
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5 years ago
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