The below mentioned article provides a short note on the Coupling and Repulsion Hypothesis of Gene. Bateson and Punnett in 1906, described a cross in sweat pea, where failure of gene pairs to assort independently was exhibited. Plants of a sweat pea variety having blue flower (BB) and long pollen (LL) were crossed with those of another variety having red [...]
In this article we will discuss about:- 1. Introduction to Dynamics of Chromosome 2. Events of Chromosome Movement 3. Mechanism. Introduction to Chromosome Movement: Chromosomes are involved in a series of directed movements during both mitosis and meiosis. With the separation of the sister chromatids/homologues at anaphase, the equilibrium is broken, the chromosomes move towards the poles at the rate [...]
In this article we will discuss about:- 1. Introduction to Gene Interaction 2. Allelic Gene Interactions 3. Non Allelic 4. Multiple Factors and Polygenic 5. Other Kinds. Contents: Introduction to Gene Interaction Allelic Gene Interactions Non Allelic Gene Interactions Multiple Factors and Polygenic Gene Interactions Other Kinds of Gene Interactions 1. Introduction to Gene Interaction: Mendelian genetics does not explain [...]