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The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.
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Which of the following requires the use of energy and the of transport proteins to move a molecule across a cell membrane?
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At what point in the eukaryotic cell cycle does mitosis occur
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Biology, 22.06.2019 21:40
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
Cell city diagram feature components...
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