Mention the types of deviations from Mendel’s finding. OR Describe

1.	Mention the types of deviations from Mendel’s finding. OR Describe Neo-Mendelism in short.
Answer» As the science of genetics progressed, many changes were seen from Mendel’s generalizations. These are called as NeoMendelism. The deviations from Mendel’s findings can be categorised under following heads: 1. Intragenic interactions : These interactions : are seen between the alleles of same gene. e.g. incomplete dominance and co-dominance. They are also seen in multiple allele series of a gene. 2. Intergenic interactions : Intergenic interactions are between the alleles of different genes present on the same or different chromosomes, e.g. pleiotropy, polygenes, epistasis, supplementary and complementary genes, etc.

Mention the types of deviations from Mendel’s finding. OR Describe Neo-Mendelism in short.

Answer»

As the science of genetics progressed, many changes were seen from Mendel’s generalizations. These are called as NeoMendelism.

The deviations from Mendel’s findings can be categorised under following heads:

1. Intragenic interactions : These interactions : are seen between the alleles of same gene. e.g. incomplete dominance and co-dominance. They are also seen in multiple allele series of a gene.

2. Intergenic interactions : Intergenic interactions are between the alleles of different genes present on the same or different chromosomes, e.g. pleiotropy, polygenes, epistasis, supplementary and complementary genes, etc.

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