Questions and Answers
What is a key characteristic of animals according to the text?
Mulitcellularity and complex cell structures
When did animals evolve from single-celled ancestors?
Over 600 million years ago during the Ediacaran and Cambrian periods
What major event led to the rapid diversification of animal life during the Cambrian explosion?
Mass Extinction
What is a significant transition in animal evolution mentioned in the text?
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What characteristic evolved, leading to bilateral symmetry?
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What is a defining characteristic of animals according to the text?
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What was a significant transition in animal evolution mentioned in the text?
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What event led to the rapid diversification of animal life during the Cambrian explosion?
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What type of reproduction is characteristic of animals according to the text?
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What confirmed many conclusions about the origins of animals?
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