Answer:
you are afraid of something
Explanation:
its physcologically proven that eye twitching is a sign that one knows that someone knows something bad is gonna happen and they are afraid to face it coz they think they are tough
Answer:
chain of infections
bodily substance isolation
sterilization
Explanation:
brainleist? plz
Answer:
All cells have an outer plasma membrane that regulates not only what enters the cell, but also how much of any given substance comes in. Unlike prokaryotes, eukaryotic cells also possess internal membranes that encase their organelles and control the exchange of essential cell components.