Gene:-
gene is the heredity material.it contains phenotypic traits.phenotypic traits are responsible for characters in an individual.characters means height,hair colour,complexion of an individual.
Chromosomes:-
Self replicating nueclic acid molecule containing no. of genes.
Exon and intron:-exon and intron are coding and non coding sequences.exon determine what the gene does and intron determines when the gene is active.

gene is the heredity material.it contains phenotypic traits.phenotypic traits are responsible for characters in an individual.characters means height,hair colour,complexion of an individual.
Chromosomes:-
Self replicating nueclic acid molecule containing no. of genes.
Exon and intron:-exon and intron are coding and non coding sequences.exon determine what the gene does and intron determines when the gene is active.

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