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MrL Bio 12-1 & 2 vocab
ch. 12, sections 1 & 2 vocab
5
Biology
10th Grade
02/04/2010

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Term
double helix
Definition
twisted ladder shap of DNA, formed by two nucleotide strands twisted around each other
Term
Okazaki fragment
Definition
short strand of DNA made discontinuously in small segments in the 3' to 5' direction by DNA polymerase
Term
nucleosome
Definition
repeating subunit of chromatin fibers, consisting of DNA coiled around histones
Term
semiconservative replication
Definition
method of DNA replication where parental strands separate, act as templates, and produce molecules of DNA with one parental DNA strand and one new DNA strand
Term
DNA polymerase
Definition
enzyme that catalyzes synthesis of new DNA molecules
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