Slide 1DNA and RNA Chapter 12 Donna Howell Biology I Blacksburg High School Slide 2 History of DNA Late 1800s Late 1800s – scientists discovered that DNA is in the nucleus…

1.I. History of DNA A. Friedrich Miescher 1. Identified DNA in the nucleus of white blood cells in 1871 2. It was a sugary, phosphate-rich chemical which he called nuclein…

Slide 1 Slide 2 DNA Also known as deoxyribonucleic acid Slide 3 History of DNA In the mid 1900’s scientists started asking the question: –“How do genes work?” –Like…

Slide 1 History of DNA How it Was Discovered Slide 2 Friedrich Miescher 1869 (Germany) Isolated deoxyribonucleic acid from nucleus of cells –Called this white, slightly…

Slide 1 20.1a History of DNA and Structure Cell Division, Genetics, Molecular Biology Slide 2 DNA Deoxyribonucleic acid (DNA) Found in nucleus of all organisms (within chromosomes)…

Makelsii Simmons and Jacy Schneider What is DNA? DNA is short for: Deoxyribonucleic acid Deoxyribonucleic acid is what travels through living organisms. Deoxyribonucleic…

* History of DNA * DNA Structure Rosalind Franklin took diffraction x-ray photographs of DNA crystals In the 1950âs, Watson & Crick built the first model of DNA using…

      I. History of DNA A. Friedrich Miescher 1. Identified DNA in the nucleus of white blood cells in 1871 2. It was a sugary, phosphate-rich chemical which…

DNA DeoxyriboNucleic Acid AP Biology DNA History, Structure, & Function AP Biology ch. 16.1 History of DNA 1869, Friedrich Miescher discovers nuclein by extracting white…

Do Now Do Now How are traits and heredity connected together? What is a person’s genome and how is it connected to our DNA? What’s the difference between dominant and…