What are the 4 main functions of DNA and genes? Short fast 1 minute answer

DNA main function in the cell is the basis of biotechnology and genetic engineering definition. DNA function is very important because cells’ abilities and functions are written by DNA code through gene sequence.

DNA contains only four bases, called A, T, C and G. The sequence of the nucleotides along the backbone encodes genetic information. The four roles DNA plays are replication, encoding information, mutation/recombination and gene expression.

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