True or False
1. the digestive system contains the hardest substance in the human body.
2. If a sebaceous glan becomes plugged and infected, it develops into a pimple.
3. Of all the organs, the stomach is the most central to the structure and function of our body. Pa help po pls thank you :D
Answers & Comments
1.true
2.true
3.false
Explanation:
hope it's correct