- #1
DavidSnider
Gold Member
- 511
- 146
What is the internal timer that tells your body "OK, It's time to start producing more XYZ kinds of cell now that you are becoming adult".
Does your brain keep track of this? Is it just like a chemical time bomb? How does that work?
Does your brain keep track of this? Is it just like a chemical time bomb? How does that work?