The answer is the function of living things are composed of cells
The transfers of most cells require water and if the body dosent have enough it will shut down
They have very sharp teeth to cut through their prey, or try to escape if they are trapped
Their bodies are very narrow, enabling them to be very quick and nimble, it also enables them to hide it tight spaces
Their teeth also enables them to escape a fishermen's line ( I'm a fishermen and I've lost many barracuda due to those teeth.)
I hope this helped
Answer:
D, think of chemical changes. When iron rusts it is chemically changed. The other answers are a change in form or a property of iron.
C) the lungs.
The air moves down the trachea and into the lungs where it is picked up by the blood
