
The Human Body presents information and investigations on these nine concepts:
Cells are the fundamental unit of life.
Specialized cells protect the body from harmful substances.
Food follows a path as it is digested.
Good nutrition provides energy for cell growth and repair.
The heart and lungs work together.
Muscles and bones provide movement and support.
The nervous system relays messages to and from the brain.
Parents pass traits to future generations
| magdi selim h |