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Biology, 22.06.2019 04:30
With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite
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Biology, 22.06.2019 16:30
Which of the following cognitive skills have not been displayed by animals? a. using tools b. forming concepts c. transmitting culture d. using syntax
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Biology, 22.06.2019 19:30
Which of the following would you not find in a bacterial cell? dna cell membrane golgi apparatus ribosomes
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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
6. Universal indicator paper is used to tell whether chemicals are acid or alkali....
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