1. Which of the following correctly pairs a structure in a eukaryotic cell with its description? A nucleus; supports the cell's shape
B. DNA found in cytoplasm
C.
cell membrane; separates a cell from its environment
D. cytoskeleton; consists of all genetic information needed by the cell

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?