DNA_Structure_and_Replication

Monomer phosphate sugar nitrogenous phosphate base

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Unformatted text preview: gar + nitrogenous Phosphate base base • Purines = double-ringed bases Adenine Guanine • Pyrimidines = single-ringed bases Cytosine Thymine (in DNA) Uracil (replaces thymine in Uracil RNA) RNA) NUCLEIC ACIDS NUCLEIC DNA DNA C complementary to G A complementary to T Phosphodiester bonds Phosphodiester hydrogen bonds hydrogen DNA DNA helix helix Phosphodiester bonds Phosphodiester hydrogen bonds hydrogen DNA DNA Structure-basic // DNA Structure-preIB DNA double double helix Phosphodiester bonds Phosphodiester hydrogen bonds hydrogen 3-D model model BASE PAIRING PRACTICE BASE What is the complement to ACGTTA A T C G G C T A T A A T Chargaff’s Rules DNA REPLICATION DNA Process of making an exact Process copy of DNA copy Occurs in nucleus Happens during S phase of cell Happens cycle cycle Semiconservative Model of Semiconservative Replication Replication One strand is from original One molecule (conserved), one is the newly synthesized strand newly DNA Replication ENZYMES OF REP...
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This document was uploaded on 02/15/2014 for the course SCIENCE Pre-IB Bio at Richard Montgomery High.

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