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Gene expression in prokaryotes

I do not understand the process of gene expression as given on certain cites.
Please explain the process of gene expression in prokaryotes.

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What is gene expression?

Gene expression in simple terms is transcription of DNA (stretch of genes) to mRNA and subsequent translation of mRNA to proteins which are required in different metabolic functions of the organism. These proteins act as enzymes, hormones, etc required by the organism for carrying out the important functions of the organism.

Gene expression in eukaryotes is a very complex process...

Gene expression in eukaryotes if very complicated as it involves three different types of polymerase, transcription factors, translation factors, the mRNA ...

Solution Summary

Gene expression in simple terms is transcription of DNA (stretch of genes) to mRNA and subsequent translation of mRNA to proteins which are required in different metabolic functions of the organism. These proteins act as enzymes, hormones, etc required by the organism for carrying out the important functions of the organism.

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