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Biology, 21.06.2019 18:40
In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid
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Biology, 22.06.2019 15:00
Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.
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Biology, 22.06.2019 15:50
What happens to the average kinetic energy of water molecules as water freezes?
Answers: 1
91 mm = cm a. 910 b. 9.1 c. 91 d. 091...
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