2. Determine the pattern of inheritance of mutant traits in Drosophila melanogaster (fruit flies) The pattern of inheritance will either show... incomplete dominance or reveal the dominant and recesssive strains sex linkage or autosomal inheritence

3. Easy to Culture New generation every 2 - 3 weeks Produce numerous offspring Many genes to study & experiment Low rate of mutations Takes up little space

4. adult female Egg Larva Pupa Adult adult male

5. Male Sex Combs Sex combs on front legs Females large pointed abdomen light posterior generally larger no sex combs Males smaller, rounder abdomen dark posterior generally smaller sex combs Comparing Abdomens FemaleMale

8. X Wild (normal wings) Apterous (wingless) X Wild (normal wings) Vestigial wings X Wild (red eyes) White eyes