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Title: Evidence suggests that complex multicellular, water-dwelling organisms first appeared on earth : Post by: KENHUYNH96 on Jan 19, 2018 Evidence suggests that complex multicellular, water-dwelling organisms first appeared on earth
A) in the early 1920s. B) 600 million years ago. C) 10 million years ago. D) 4 million years ago. E) 2 million years ago. Title: Evidence suggests that complex multicellular, water-dwelling organisms first appeared on earth : Post by: summer123 on Jan 19, 2018 Answer: B
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