in controls the body to function to balance and it communicates with the other sensory organs
Its A and B i think because when cold air and warm air.mixed it.form precipitation like tornado
1.Fish gills are organs that allow fish to breathe underwater. Most fish exchange gases like oxygen and carbon dioxide using gills either on side of the pharynx.
2.Gills are branching organs located on the side of fish heads that have many, many small blood vessels called capillaries.
3.The colour is red
4. A Gill filaments project from each arc between the dorsal upper and ventral lower surfaces of the filaments.
The arctic environment is deathly cold, hence the thick blubber on animals so they can handle freezing temperatures
