DNA

• Things to know about DNA
• Parts of DNA
• What is DNA

DNA is the genetic hereditary material of all animals

The double helix the shape given to DNA by Watson and Crick and was used by all others as a base for their experiments

Hershey and Chase used radioactive material to trace DNA and proteins they concluded that the viral form injected into a cell provided genetic info to form new virus

Parts Of DNA
Nucleotides ar formed by five carbon sugar bases, a phosphate group, and a nitrogenous base

STRUCTURE

• Nucleotide structure
• Purine Bases
• Pyridimine Bases

Purine bases are made from Guanine and Adenine

Pyridimine bases are made from

• Cytosine
• Thymine
• Uracil