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Dna 4
Part 1 of Paper
....is called DNA. The genetic material, located in the chromosomes is a combination of acid and histones. DNA is made up of units called nucleotides. Nucleotides are made up of 3 components, a five carbon sugar (deoxyribose), a phosphate group, and a nitrogenous base. This base can be either adenine, guanine, thymine or c.... Part 2 of Paper
....e to pick up and attach to a complementary base at the 3' end of the DNA template. The 5'-3' strand of template is duplicated in short segments called Okazaki fragments. Ligase is the enzyme that joins the fragments together. The end product of this is an exact copy of the original DNA.
DNA must also be stable, but able to be changed. We know that DNA is stable because of the tightly wound, double helix ladder formation. Also the bonds that keep everything together are hydrogen bonds, one of th.... |
| Number of words: 598 - Approximate pages: 3 |
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