Protist<span> manufacture their own energy by photosynthesis (using sunlight)</span>
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hope this helps
I do think that they close to not allow too much of either water or air from entering.
the hollow tube allows water to flow easily.
https://www.bbc.co.uk/bitesize/guides/z28g7p3/revision/1
Answer:
its
"a heart on the run keeps a hand on a gun you can't trust anyone"