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Questions and Answers
What characteristic of eukaryotic cells contributed to their ability to evolve greater morphological diversity?
What characteristic of eukaryotic cells contributed to their ability to evolve greater morphological diversity?
What event in the fossil record saw the emergence of the first large, hard-bodied animals?
What event in the fossil record saw the emergence of the first large, hard-bodied animals?
What is the approximate time period when fossil evidence suggests that some prokaryotes lived on terrestrial surfaces?
What is the approximate time period when fossil evidence suggests that some prokaryotes lived on terrestrial surfaces?
Which group of organisms are the most widespread and diverse land animals?
Which group of organisms are the most widespread and diverse land animals?
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What type of single-celled eukaryotes gave rise to multicellular forms?
What type of single-celled eukaryotes gave rise to multicellular forms?
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What is the estimated number of species on Earth?
What is the estimated number of species on Earth?
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What was the condition on early Earth that made the origin of life possible?
What was the condition on early Earth that made the origin of life possible?
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What are the three eras of life's history?
What are the three eras of life's history?
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What was the role of the first single-celled organisms?
What was the role of the first single-celled organisms?
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What was the result of the evolution of oxygenic photosynthesis?
What was the result of the evolution of oxygenic photosynthesis?
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What is the process by which eukaryotes originated?
What is the process by which eukaryotes originated?
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