Lecture 1. Molecular Structure of DNA and RNA part 1 Chapter 9, pages 227 - 236. What is genetics?. It is the branch of biology concerned with the study of heredity and variations. Mendel.
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In 1928, Griffith conducted experiments using two strains of S. pneumoniae: type IIIS and type IIR
Griffith concluded that something from the dead type IIIS was transforming type IIR into type IIIS
Inside the capsid
Made up of protein
Life cycle of the T2 bacteriophage
Testing the Hypothesis
Most of the 35S was found in the supernatant
But only a small percentage of 32P
The structure of nucleotides found in (a) DNA and (b) RNA
A, G, C or T
A, G, C or U
Phosphates are attached there