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barry barry
wrote...
Posts: 11630
10 years ago
An important characteristic of aquatic dead zones is ________.
A) a high concentration of organisms resulting in extreme competition and finally the death of most
B) a low concentration of keystone species
C) a high concentration of urban development
D) a low concentration of oxygen
E) a low concentration of nitrogen and phosphorus nutrients
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2 Replies
Replies
wrote...
10 years ago
D) a low concentration of oxygen
Biology - The only science where multiplication and division mean the same thing.
Answer accepted by topic starter
barry Authorbarry
wrote...
Top Poster
Posts: 11630
10 years ago
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