The is the part of the peripheral nervous system that brings sensory information to the central nervous system and transmits commands to the muscles.

genetic variation will increase because of a new habitat and food source.

explanation:

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.