Nucleic acids (DNA and RNA) act as genetic material in all organisms and viruses: 1. Evidences from Bacteria 2. Evidence from Bacteriophages 3. Evidence from Bacterial Conjugation 4. Evidence from RNA Viruses. 1. Evidences from Bacteria: For the first time, an English Health officer, Frederick Griffith (1928) gave an experimental evidence that the DNA was the genetic material. He took [...]
In this article we will discuss about:- 1. Definition of DNA Replication 2. Enzymes Involved In DNA Replication 3. Mechanism 4. Models 5. Watson and Crick's Model. Contents: Definition of DNA Replication Enzymes Involved In DNA Replication Mechanism of DNA Replication Models for DNA Replication Watson and Crick's Model for DNA Replication 1. Definition of Replication of DNA: One of [...]
The below mentioned article includes a list of three experiments on proteins. 1. Experiment to localize proteins in a cell: Requirements: Fresh tissues, razor, acid fuchcin, acetic acid, glycerine jelly, slides, cover slips. Method: 1. Cut the thin sections of fresh tissues with the help of razor, put them on slide and incubate them in 0.005% acid fuchcin in 1% [...]