Protoplasm
By Levi Clancy for Student Reader on
updated
Protoplasm is the fluid within plant and animal cells. The protoplasm surrounding the nucleus is known as the cytoplasm. The protoplasm within the nucleus is the nucleoplasm. The protoplasm is mostly water, and its average elemental composition is:
Oxygen | ....................... | .75 + | |
---|---|---|---|
Carbon | ....................... | .10 + | |
Hydrogen | ....................... | .10 | |
Nitrogen | ....................... | .02 + | |
Sulfur | ....................... | .002 | |
Phosphorous | ....................... | .003 | |
Potassium | ....................... | .003 | |
Chlorine | ....................... | .001 | |
Sodium Calcium Magnesium Etc. | ....................... | < .001 |