A membrane/sac that that protects the body's major internal organs and allows them freedom of movement (for example, lung contractions).
The English term 'mesothelium' means epithelium originating in the embryonic mesoderm; lines the primordial body cavity
i think...plasma,whiteblood cells and redblood cells
Organelles make up and carry out functions of the cell. There are several types of cells, including animal cells and plant cells, but also bacteria and members of the protist kingdom.
electrons, protons, and neutrons