What is conversed in a physical change

Which of the following is the main purpose of a human community?

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.

What process allows for the development of haploid sex cells? mitosis meiosis fertilization pollination