Help me please biology

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

3. in the fruit fly, recessive mutation brown, b, causes brown color of the eye and absence of red pigment. recessive mutation p of another independent gene causes purple color of the eye and absence of brown pigment. the cross of a brown-eyed female and purple-eyed male produced wild type eyes. what will be the colors and their ratio in f2?

If a young male's body is just beginning the process of producing sperm, when is it likely that he would ejaculate mature, viable sperm"