Overview

The genetic code is a set of rules used by living cells to translate information encoded in genetic material (DNA or RNA) into proteins. It dictates how sequences of nucleotides, the building blocks of DNA and RNA, correspond to specific amino acids, the building blocks of proteins. This code ensures the accurate synthesis of proteins, which are crucial for the structure and function of cells. The genetic code is composed of codons, which are sequences of three nucleotides. Each codon specifies a particular amino acid, with some redundancy; multiple codons can code for the same amino acid. For example, both UUU and UUC code for the amino acid phenylalanine. There are 64 possible codons, but only 20 amino acids, hence the redundancy. The genetic code is nearly universal, shared by almost all organisms, which underscores the common evolutionary heritage of life on Earth. However, there are slight variations in some organisms and organelles. The code is read in a linear fashion during the process of translation, where messenger RNA (mRNA) is decoded by ribosomes to build proteins. The topics covered in this extensive book deal with the core subjects of molecular biology. The aim of this book is to present researches that have transformed this discipline and aided its advancement. For all those who are interested in genetic codes, this book can prove to be an essential guide.

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9781647405366

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