Protein in meat, fish, and eggs is _____. Protein derived from plants, however, is often _____ and so combinations of various plant proteins (for example, beans with _____) must be consumed by vegetarians if they hope to remain healthy.

3000+ review questions on anatomy and physiology. 

Anatomy refers to the internal and external structures of the body and their physical relationships, whereas physiology refers to the study of the functions of those structures.