What should fruit flies should i cross to get mutant fruit flies other than the white-eyed?
They see better than white eyes furit flies
they dont well actually some fruit flies do. it depends on if they are a mutant type of fruit fly or not. there are also flies that have messed up wings, these types of flies are called vestigial. there are also fruit flies that don't even have eyes. all of these types of fruit flies are mutants and are used for testing.
Can the genotype for a gray-bodied fly be determined Why or why not Describe all of the possible genotypes for a fly with that phenotype?
Assuming that we are talking about fruit flies, then you should be able to determine this. Gray bodied flies would be the dominant and ebony bodied flies would be recessive. So, the results can only be a homozygous dominant fly (GG) or heterozygous fly (Gg). If you cross that fly with a ebony bodied fly (gg) and there is a result of some ebony bodied flies, then you know the original fly was heterozygous. If…