Na population of seals, most of the seals have similar coloring. however, one seal has albinism. this seal is white and is almost completely blind. what is most likely the cause of this difference from the rest of the population?

In what for do plants utilize nitrogen? why do they need nitrogen?

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers