What are genes ?

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Solution

Gene is a structural and functional unit of heredity and variations. Genes are specific sequences of nucleotides on a chromosome that encode particular proteins which express in the form of some particular feature of the body. In other words, gene is the DNA segment of the chromosome and it controls the expression of characteristics.

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What are genes ? Where are genes located ?

(a) What are genes ? Where are they located in our body ?

(b) What is meant by dominant genes and recessive genes ? Gives one examples of each.

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