Because they will grow really long if you don't
Use environmental data from air, soil water,food and other materials for scientific analysis
The eye doctor is the most recent developments in using lasers for surgical eye procedure
Answer:
Regenerative medicine
Explanation:
Regenerative medicine can be defined as a branch of translational research in tissue engineering and molecular biology that deals with replacing, engineering or replace human or animal cells, tissues or organs to restore normal functioning.
It also develops method to regrow, repair or replace damaged or diseased cells, organs or tissues.
I belive its C
Explatatiom burning something is chemical and melting something is physical.