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Definition of Heterochromatin Heterochromatin is a densely packed form of chromatin that remains transcriptionally inactive. Encompasses large genomic regions beyond individual genes or regulatory elements. Term introduced by Emil Heitz in 1928. Crucial structural component of eu...
A gene is a sequence of DNA that codes for RNA or a Protein. It is the basic unit of hereditary that is passed from one generation to another. The gene determines the characteristics of the offspring. What is a Gene? The term gene was coined by Danish botanist Wilhelm Johannsen....
Point mutation is a type of genetic mutation where one of the base pairs in the DNA sequence is altered either by insertion or deletion. Point mutation, as the name indicates, occurs at a particular point of the DNA sequence as a result of changes in one particular base pair. Usu...
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