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Question
Which of the following is NOT one of the four major intervals in the geologic time scale?a. Mesozoic
b. Proterozoic
c. Carboniferozoic
d. Cenozoic
e. Paleozoic
Answer
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Related questions
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b. behave the same chemically and physically but differ biologically from other isotopes.
c. are the same physically and biologically but differ from other isotopes chemically.
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c. ion
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