Biology, 01.04.2021 05:00 brandon56238
Tell me why would it be hard to use volcanic eruptions or earthquakes to mark the start of periods?
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What is the difference between a scientific hypotheses and a scientific theory?
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Tom wants to conduct a scientific study but he needs to finish by the end of the school year. what practical way could tom work around this limitation and be successful in his study?
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Brian made this table to organize his notes on changes of state change of state energy change melting gain freezing lose deposition gain condensation lose
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According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this? a. this implies that dna and proteins aren't essential in cells today. b. this implies that rna can catalyze any chemical reaction that enzymes catalyze. c. this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna. d. this implies that dna and proteins evolved after rna.
Answers: 2
Tell me why would it be hard to use volcanic eruptions or earthquakes to mark the start of periods?...
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