BIO 100 Chapter Notes - Chapter 13: Nucleic Acid Double Helix, Cytosine, Guanine

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Basically just dna coated in a shell that is usually protein. The origins of dna molecule replication commence at particular. T and c are pyrimidines sites unwound. A y-shaped region in which parental strands of dna are being. Enzymes that untwist the double helix at the replication forks, separating two parental strands and making them available as template strands. Binds to unpaired dna strands, preventing them from repairing. Helps relieve this strain by breaking,swiveling and rejoining dna. Base pairing of one strand of nucleic acid to a complementary sequence of another strand. Direct manipulation of genes for practical purposes. Small circular dna molecules that replicate separately from bacterial chromosomes. Dna molecule is formed when segments of dna from two different. Dense region of a dna in a bacterium that is not surrounded by. Interphase chromatin that is visible as irregular clumps.

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