They are made of rock minerals and animal material
Answer:
A. Antagonist
Explanation:
The triceps, acting in opposition, is called the antagonist. Because the two muscles are located on opposite sides of the arm, the triceps must relax enough to allow the biceps to tense and contract during a curl. As it contracts, it shortens. As the triceps relaxes, it lengthens. (google)
Answer:
If your quality of sleep is being disturbed. And when you start to have a rash... then I would see a doctor.
Explanation:
