Describe the circulatory system of a fish.

The part of the brain that functions in coordination and balance

Gills allow for which physiological process?

The lateral line detects ___________.

Lamprey obtain food by acting as

To which subphylum of chordates do tunicates and sea squirts belong?

Which chamber of the heart is responsible for pumping blood?

Finger-like projections that aid in sperm transfer during the mating of sharks

Structure that controls buoyancy

Openings behind the sharks eyes that allow water to pass through even when the mouth is closed.

Many fish are _____, meaning they lay eggs outside of their bodies.

Scales with tooth-like dermal spines, found in class Chondrichthyes

Which organ helps to filter waste (urea) from the blood and maintain water balance?

What type of fish would you expect to survive in shallow water?