The bonds that hold the tro stands of DNA together come from? A. the attraction of phosphate groups for each other

B. strong bonds between cogenous bases and deoxyribose.

C. wesk hydrogen bonds between the nitrogenous bases

If you were given a map of the sensory cortex in the postcentral gyrus of the cerebrum, do you think the map would have more “space” devoted to the regions of the body that have the highest density of sensory receptors, or the regions of the body that have the lowest density of sensory receptors? explain.