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Nutka1998 [239]
3 years ago
12

Ozone is helpful in the upper atmosphere but harmful in the lower atmosphere where we can breathe it

Biology
1 answer:
marin [14]3 years ago
6 0
This statement is true, hope this helps
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Which of the following statements concerning carbohydrates associated with the plasma membrane is correct? (eText Concept 7.1)
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The correct answer is : * Membrane carbohydrates function primarily in cell-cell recognition.

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Which of the following proteins are synthesized by bound ribosomes? Select all that apply.
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