The answer to your question is D
The ribosome is involved with the bonding of amino acids
There is only species of a koala but you can ask how many races there are.
The name is, "phascolarctos cinereus".<span />
They use it to react carbon dioxide with water to make a sugar called glucose. The glucose is used in respiration, or converted into starch and stored. Oxygen is produced as a by-product. This process is called photosynthesis.
Hope this helps :D