It would be the endocrine system
So it could fit perfectly.
A fume hood is use to prevent a person from exposure to hazardousfumes from chemicals.
Answer:
A. Mobility
Explanation:
That Organism is a Prokaryote, The strings behind it helps the organism move around. If it didn't had those strings, the prokaryote would float around and it would have a hard time finding food to consume and survive.