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1 vote
A _____ is a gas-filled sac that regulates buoyancy and depth.

my choices are:
gill pouch

swim bladder

cephalothorax

none of the above

User Bakhtiyor
by
8.1k points

2 Answers

2 votes

Don't listen to the moron below me. The answer is swim bladder

User Ondrej Tokar
by
8.7k points
4 votes
cephalothorax is the correct answer
User Gen Wan
by
7.6k points
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