5. In general, how do the concepts of "early, middle, and late demographic transition" map to the concepts of "first, second, and third world countries"?

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.

Consider this plant cell which organelle is labeled g

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins