Im from albania and i dont know all of these yet but im here to learn so how can i explain cloning

cloning like making exacg copies of an organism?

I think your asking for how scientist are replicating DNA copies of species to create another. it has been done before successfully with a sheep (her name was dolly i think) some light research will explain it better :)

the answer is 1. photosynthesis. glad to

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]