107k views
21 votes
Which characteristics do all bony and jawless fish have in common? Check all that apply. backbone swim bladder scales gills bony skeleton

User Almis
by
3.6k points

2 Answers

3 votes

Answer:

Gills

swim bladder

scales

Step-by-step explanation:

i don't know though

User Nickeat
by
3.3k points
2 votes

Answer:

1) They have a notocorda that serves as support through the back of the fish.

2) Gill bags. These organs are responsible for filtering the oxygen in the water.

3) A pineal eye that is sensitive to light.

4) A cartilaginous skeleton.

Step-by-step explanation:

User Regis
by
3.1k points