Touching a hot pan and yanking your hand away--That is nervous system.
Going through puberty is controlled by the pituitary gland.
jumping up and down is controlled by the muscular system.
Breathing harder during a jog is controlled by the respiratory system.
Getting energy to sit through class by eating cereal and a banana is controlled by digestive system and muscular system.
hope it helps
The correct answer is A! Hope this helped!
It was the theory that an organism could form from something such as mud for an example.
The answer is C. Output device
Theroy or hypothesis thats what i think it is
