body+journy

=Body Journey= I know that blood go around the body, I know that DNA do something to our body. I want to know about the what the some DNA do or how virus make people sick.

I learned that a new organ named Spleen, Pancreas, Bladder, Gall bladder, and kidney. Also how heart work, The systems in our body like circulatory system, digestive system, muscular systems. I also learned about heart and the circular system .