1 History of DNA. 2 DNA Structure Rosalind Franklin took diffraction x-ray photographs of DNA crystals In the 1950’s, Watson & Crick built the first model.
1. 2 History of DNA Early scientists thought protein was the cell’s hereditary material because it was more complex than DNA Proteins were composed of.
1 Structure and Replication Of DNA, DNA damage & repair Dr. Madhumita Bhattacharjee Assiatant Professor Botany deptt. P.G.G.C.G. -11,Chandigarh.
1 DNA Structure and Replication. 2 DNA Two strands coiled called a double helix Sides made of a pentose sugar Deoxyribose bonded to phosphate (PO 4 )
DNA and RNA. 2 Replication Facts DNA has to be copied before a cell dividesDNA has to be copied before a cell divides DNA is copied during the S or synthesis.
1 DNA Replication XxIw XxIw XxIw copyright cmassengale.
DNA Structure & Replication 1 2 3 DNA DNA.DNA is often called the blueprint of life. In simple terms, DNA contains the instructions for making proteins.
