How is bacteria used in gene splicing

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system

10111213141516lactic acid fermentation differs from ethyl alcohol fermentation in thato in ethyl alcohol fermentation co2 is also producedlactic acid fermentation can occur in all living thingsethyl alcohol fermentation can only occur in plantsonly lactic acid fermentation can produce more atp

If a cell loses control of gene expression what happens?