1. The Beginning of Human Life
When all the specialized cell combine properly, the various organs come into being, after the formations of organs different organ come together to form an organ system. ... Astoundingly, however, the start of several important organ systems is already established. ... At this stage the digestive organs and the lungs are at the early stage. ...
- Word Count: 1654
- Approx Pages: 7
- Grade Level: High School