second kidney
ALL the body parts of a Caribou are needed for it to live.
they have special parts on and in their body parts
All body parts allow a rattlesnake live in its habitat. Remove any body part and the snake will not survive.
The Arctic fox has no extraneous body parts. Each and every body part is necessary to the animal's survival.
Every body part of a panda is necessary for them to live.
Blood serves a medium to provide oxygen to all parts of the body. Oxygen is required for normal bodily reactions to occur.
Oxygen
Quills and flat tail
Its body structure and other parts
SWAMP
Humans can live with body parts of other human being. Many matching tests has to be done for that. You need life long supervision by the specialist. Usually you have to take some drugs life long. You can not receive body parts from the animals. They are too much different. They will precipitate antigen antibody response. Animal body parts will not be accepted by your body.
The study of the parts of the human body and their functions is called anatomy and physiology. Anatomy focuses on the structure and organization of body parts, while physiology explores how these parts work together to carry out various functions necessary for life.