1 The picture shows a model of a DNA molecule. This model does not adequately represent the- A nitrogen bases B base pairing rule C helical shape D sugar-phosphate backbone

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .