Nucleic Acids

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Introduction to DNA and RNA

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Nucleic acids

DNA + RNA

The genome

Structure of DNA

Structure of RNA

Nucleotide

DNA

RNA

Purines

Pyrimidines

Adenine and Guanine

Cytosine, Thymine and Uracil

Nucleoside

Bonding of nucleotides in DNA

Click and drag

Benzene rings with nitrogen substituted for carbons 1 and 3 and have imidazole rings attached to them

Double helix made up of two nucleic acid polymers that wrap around each other

Benzene rings with nitrogen substituted for carbons 1 and 3

Purines

Variety of shapes

Sugar lacks an oxygen atom

Units of heredity

Sugar has the oxygen atom

Four different types of nucleotides that are arranged in different sequences

The 3'OH of sugar of one nucleotide is linked to the phosphate group on the 5'OH of the adjacent sugar. The chain has two ends 5' and 3'

Linear polymers of nucleotides

Pyrimidines

A nitrogenous base, a sugar molecule and one or more phosphate groups

Nitrogenous base bound to the sugar


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