Answer:
The brain's signals.
Explanation:
The brain sends signals to the muscles to contract and release. Without the brain the muscles would not be controlled and you would not be able to use them for anything that you want to.
neutralization reaction
Helium and Neon
redox reaction
True
DNA can be extracted from bite marks, cigarette buds, postage stamps on envelopes, and envelope flaps for DNA analysis.
