They do the same thing that all living and breathing things do! They breathe! When they breathe they are doing the same thing you are doing all day everyday. Inhaling oxygen and exhaling carbon dioxide.
Answer:
Food - Cow & Rabbit
Fiber - Alpaca & Camel
Work - Donkey & Horse
By-products- Cow & Sheep
Research - Monkeys & Rats
Entertainment - Dogs, Cats, Hamsters ect.
When obtaining the health history from a client with retinal detachment, a nurse expects the client to report FOR SOME ISSUES RELATED TO EYE SUCH AS LIGHT FLASHES AND FLOATERS IN FRONT OF EYES.
Retinal detachment is a medical condition where the retina is pulled away from the blood vessels that supply blood and oxygen. If not treated timely, it can lead to permanent loss of eye sight.
The smallest thing they study is cells, i think!
hoped this helped!!