Answer:
Hi!
I believe the answer is <em>proteins</em>.
Explanation:
Muscles are composed of almost 80% protein. A lot of your body uses proteins actually, it's crazy!
Hope this helps!
It's false.
Hope this helps !
Photon
ANSWER: body experiences cold environment, body starts shivering, muscles start contracting, body raises the internal temperature
All of the above is the answer