HELP
Which of the following is not one of the steps through which scientists hypothesize simple cells were produced? (3 points)
The biotic synthesis of small inorganic molecules
The joining of small molecules to form macromolecules
The origin of self-replicating molecules
The packaging of macromolecules into protocells
Answers: 3
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Answers: 2
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Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called
Answers: 2
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Which description provides the best objective summary of the article in the passage?
Answers: 1
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In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.
Answers: 3
HELP
Which of the following is not one of the steps through which scientists hypothesize simple cel...
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