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scZoUnD [109]
3 years ago
8

This is urgent. please help asap. does a fish fin move back and forth?

Biology
2 answers:
exis [7]3 years ago
8 0

Answer:

Yes they do

Explanation:

Fish swim by flexing their bodies and tails back and forth

grandymaker [24]3 years ago
7 0

Answer:

yes

Explanation:

one expands forwards and the other pulls back then they switch rolls

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