Tag: Genome

Extrachromosomal inheritance class 1: Introduction to maternal inheritance

Influence of maternal side on the inheritance of characters Nuclear DNA is the basis for inheritance of almost all type of phenotype of ours. It inherits in a specific fashion from parents to their offspring. Though all genes are inherited in Mendelian style, some genes present in the cytoplasm of the cell, inherent in a

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What is genome?

“A genome is an organism’s entire single set of DNA which have all the information need for an organism to grow”. The genome consists of all the genes in each cell. Remember each and every cell of our body has a same genomic composition, except germ cells. Genes are organized on chromosome during the metaphase stage

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Story of Chromosome

History Chromosomes were first observed by Wilhelm Hofmeister, in 1848. Later on in the year, 1883 Wilhem roux speculated chromosomes as a carrier of genetic information. Structure How DNA is arranged on the chromosome is a complex process. Let’s start with the DNA itself. DNA is a double-stranded molecule and helical in shape. Imagine a

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