Protoplasm

By Levi Clancy for Student Reader on
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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