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ivanzaharov [21]
4 years ago
5

I need help please with this question?

Biology
1 answer:
4vir4ik [10]4 years ago
7 0

Answer:

C

Explanation:

I think its see because at first i thought it was c and b but testing the water in a neighboring area, it didn't say how many time. And the water in a neighboring area could still be safe to drink. Therfore, C regularly testing the water is the answer.

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3 years ago
What is the natural polysaccharide whose repeating structure can be symbolized by glcuaβ(1→3)glcnac, with these units connected
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<h3><u>Answer;</u></h3>

The polysaccharide is <u><em>Hyaluronic acid</em></u>

<h3><u>Explanation;</u></h3>
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