In one set of experiments, calvin bridges crossed white-eyed female fruit flies with red-eyed males. some of the offspring were white-eyed females. these individuals, he demonstrated, had the genotype which occurred because of during meiosis.

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.