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r-ruslan [8.4K]
3 years ago
15

No system is completely closed off from its surroundings

Biology
2 answers:
Taya2010 [7]3 years ago
5 0

Answer:

B. A capped thermos

Explanation:

I took the test

s2008m [1.1K]3 years ago
4 0

No system is closed off by it surroundings.

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