I’m pretty sure it’s c. (You were right lol)
The nervous system in one's body sends signals to the muscles to contract in order to move or perform a task like walking. The respiratory system sends oxygen to the muscles in order to provide energy for those actions
Answer:
The answer is A.
Explanation:
The answer is A. Scientists now studying from approximately 66 million years ago in the prehistoric era say that all of the dinosaurs died when the colossal asteroid impacted all of them. This is what started the cretaceous era.
Here you go! I tried my best with explaining my answer.
Answer:Hi !
his muscle-to-fat ratio
the characteristics that determine body type :
- Bone size,
- muscle size,
- muscle mass and percentage of body fat
