The smallest structural and functional unit of an organism, typically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane.
Animal cells do not have a cell wall or chloroplasts but plant cells do. Animal cells are round and irregular in shape while plant cells have fixed, rectangular shapes.
Muscle is simply physical power and strength. A nerve is a person's mental state, in particular the extent to which they are agitated or worried. A bone is any of the pieces of hard, whitish tissue making up the skeleton in humans and other vertebrates.
this is somewhat the same as other organisms