Both are living things
animal breath in oxygen produced by plants and the plants take in the corbon dioxide brethed out by the animals and they bath need water to live
hope this helped you :)
That is because there must be perfect equalibrium between the body. It's like the fosbury flop, which was a why of high jumping that would allow high jumpers to "cheat" physics and leave equalibrium for short periods of time. If something goes up, something else must go down, this is a general rule becuase if it isn't true you would start floating out of the water
Answer:
I think is C because if use clean instruments you avoid infections.
A stopwatch is a device that can be used to monitor speed.