y y 1953: James Watson and Francis Crick create double helical model for DNA After Morgan showed genes are located on chromosomes, it sparked the debate of DNA and protein…

Slide 1Overview: Life’s Operating Instructions In 1953, James Watson and Francis Crick introduced an elegant double-helical model for the structure of deoxyribonucleic…

1.LECTURE PRESENTATIONSFor CAMPBELL BIOLOGY, NINTH EDITIONJane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. JacksonChapter 16The…

1.Mr. HunterBiology 02/04/2013• Objective(s)• SWBAT• Identify various experiments involving the discovery ofDNA.• Analyze the structure of DNA in terms of nucleotides,base…

Overview: Life’s Operating Instructions In 1953, James Watson and Francis Crick introduced an elegant double-helical model for the structure of deoxyribonucleic acid, or…

Slide 1DNA - The Molecular Basis of Inheritance Slide 2 Fred Griffith (1928) – Experiments with pneumonia and bacterial transformation determined that there is a molecule…

Slide 1DNA 12-1 Slide 2 Intro  To truly understand genetics, biologists first had to discover the chemical nature of the gene.  If the structures that carry genetic…

Slide 1DNA History and Structure History Slide 2 Friedrich Miescher  Published in 1871  First to isolate and identify DNA and suggested its role in heredity. Slide…

Slide 1DNA: Deoxyribonucleic Acid Slide 2 I. Molecule for Heredity A. Scientists needed a molecule that could carry 3 main functions: 1. Carry genes from generation to generation…

Slide 1 Slide 2 Chapter 12 Slide 3 Genetic facts in 1900: Both female and male organisms have identical chromosomes except for one pair. Genes are located on chromosomes…