Answer:
Bacteria are examples of the prokaryotic cell type. ... In general, prokaryotic cells are those that do not have a membrane-bound nucleus. In fact "pro-karyotic" is Greek for "before nucleus". Besides bacteria, the cyanobacteria (blue-green algae) are a major group of prokaryotes.
The affected genes by mutations changed the structure of enzymes, ultimately which affect the expression of particular trait/s. The sequence of genes i.e., structures of DNA determine the sequence of amino acids in primary protein.
THE ANSWER TO YOUR QUESTION IS TRANSFECTION