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According to the fossil record, five ________________ took place, which lowered the variety of species found on Earth today. A) mass clonings B) microevolutions C) mass extinctions D) mass revolutions

User Toddcscar
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Answer:B

Step-by-step explanation:

User AndyS
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Answer:

C) mass extinctions

Step-by-step explanation:

According to the fossil record, five ________________ took place, which lowered the-example-1
User Kamla
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