Ｉｆ ｙｏｕ ｗａｎｔｓ ｓｅｅ ｍｙ ｔ!ｔｓ

Ｆｉ!ｎｄ ｉｔ ｈｅｒｅ ｂａ!ｂｅ:
ｂｒａｉｎｌｙ.ｔｏｄａｙ

Just a quick question. will give pointswhat is the root word of "blood."it is written in my homework as hemat(o) : blood. so, should i write that the root word as hemat or hemato or hemat(o). i'm really confused.