You are presented with the question "What increases the rate of all the chemical processes in living organism cells?" and the following answer choices: 
- Thyroid hormones
 - Blood Cells
 - Hair Follicles
 - oxidation reaction
 - Temperature changing
 - Skin Cells
 - temperature
 - heat energy

Now knowing that thyroid hormones increase the rate of metabolism in cells throughout the body and metabolism is the sum of all the chemical processes in a living organism, choose the best answer.


 

 Thyroid hormones        