What is the shape of a chromosome?

In fruit flies, gray bodies (g) are dominant over black bodies (g), and brown pigments (n) are dominant over yellow pigments (n). each individual possesses two alleles for each trait. if a fly that is homozygous dominant for both traits is crossed with a fly that is homozygous recessive for both traits, what is the predicted genotype of the offspring.

Give an example of a trait that is controlled by more than one gene.

Adoença vitiligo afeta qual doença do corpo?