Answer:
Because it helps the planet
Explanation:
Trust me
<span>The muscles that can flex, extend and abduct the arm, are the voluntary muscles, such as the biceps, triceps, and delts. These muscle play a crucial role in mobility of the arm.</span>
This question isn't really finished, but bacterium are unicellular prokaryote.
I hope this helps?.. :S
Primera especie en colonizar lugares que estaban sin habitar