1) closed circulation
2) The spleen can easily be damaged if someone suffers a sever injury to the stomach. When the spleen is damaged, it can cause pain in the abdomen, dizziness, and pain in the left shoulder.
Answer:
the answer is the white blood caells.
Thylakoids are membrane-bounded structures that contain chlorophyll.
I guess I correct. Can anyone just tell me if I am correct?
I think the answer is NUCLEUS.
Hope it helps!