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What is it called when a high percentage of the species on Earth dies off?

O
A. Founder situation
O
B. Mass extinction
O
C. Selective pressure
O
D. Disruptive selection

2 Answers

2 votes

Answer:

Mass extinction

Step-by-step explanation:

A Pex

User Keith Pinson
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6 votes

Answer:

B mass extinction

Step-by-step explanation:

User Sira Lam
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