Question

Fill in the blanks.

Osteichthyans" commonly referred to as "fishes" have a ________________ endoskeleton.
Fishes control their buoyancy with an air sac known as a ________________.
Fishes breathe by drawing water over _______ in chambers covered by a bony flap called the ________________.

Answer 1

bony

swim bladder

mouth

operculum

Step-by-step explanation:

Fill in the blanks.

Osteichthyans" commonly referred to as "fishes" have a _____Bony___________ endoskeleton.

Fishes control their buoyancy with an air sac known as a _____swim bladder_

Fishes breathe by drawing water over ___mouth ____ in chambers covered by a bony flap called the __operculum.______________.