Margaret has taught many Biology and Environmental Science courses and has Master's degrees in Environmental Science and Education. Cite this lesson Learn about open and closed circulatory systems with a comparison of their similarities and differences. Discover the function of a circulatory system and...
Multicellular, as the name suggests refers to a lot of numbers of cells. Thus, multicellular organisms comprised of more than one cell. Their cell number can vary from two to a few millions of cells. Thus, the cellular differentiation, maturation and growth take place in a more complex manne...