If they live in a river, they would most likely need fins (to swim) and gills (to breathe under water)
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Simple sugar dehydration–fragmentation products, such as derivatives of furans, pyrones, cyclopentenes, carbonyl compounds, or acids
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please brainliest :)
I'm pretty sure it is "c"
Answer:
acgt
Explanation:
adenine, cytosine, guanine, and thymine
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