Is everything made of something? What
about
energy, forces information?

yes, everything is made up of something whether it is matter, cells or energy. The notion of energy however is simple enough.

Explanation:

Energy cannot be created or destroyed. it is either transformed or transfered. force can be created by all forms of energy, potential, kinetic etc.

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.