3. The internal process of
enables living things to survive changing
conditions.

The ability to maintain a reasonably steady internal state that persists despite changes in the external environment is known as homeostasis. To utilize energy and eventually survive, all living species, from plants to puppies to humans, must manage their interior environment.

not too sure maybe olecranon process

cats appear to have glowing cat eyes because the back of their eyeballs includes a special reflective surface called the tapetum lucidum. this lets them see better during the night, giving them a much better vision.