What is meant by the regulation of gene expression? how a gene is described in relation to its function the transformation of a gene into a gene with an entirely different function the ability of organisms to control which genes are transcribed in response to their environment

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.