Gene mutations can be caused by radiation and chemicals (legal and illegal) and are passed on to offspring when they occur in sex cells.
- Human Body
- The human body is unique in its heredity, body systems and development, and can be affected by the environment.
Students demonstrate their understanding of Human Heredity by
All body cells have identical genetic information, but its expression may be very different from one cell to another due to the instructions given to different types of cells.