An incomplete protein contains fewer than all nine essential amino acids, however incomplete proteins can be combined in meals to make a complete protein (for example by combining rice and beans or peanut butter and toast).
Psychology is the study of behavior and mind, embracing all aspects of conscious and unconscious experience as well as thought. It is an academic discipline and an applied science which seeks to understand individuals and groups by establishing general principles and researching specific cases.
Psychology is best defined as the scientific study of behavior in humans and animals.. Behavior is what people and animals do: e.g., what a person says about last night's dream, and how long it takes a rat to run a maze.lmost a hundred years ago, John Watson decided that psychology should be a science: not just a vague and introspective reflection on our own thoughts and feelings. Watson urged that psychology be defined as the scientific study of behavior.