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a single building block of DNA, one deoxyribose sugar, one phosphate group, and one nitrogen base
substance found in eukaryotic chromosomes that consists of DNA tightly coiled around histones, DNA and its proteins
replicated DNA consists of one original strand and one new strand, each new DNA conserves half of the original
enzyme involved in DNA replication that joins individual nucleotides to produce a DNA molecule, can only add bases to an existing nucleic acid strand
enzyme responsible for joining strands of DNA, seals the sugar-phosphate backbones of the pieces, "to tie"
short segment of RNA used to initiate synthesis of a new strand of DNA during replication
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