Approximate chemical composition of a typical mammalian cell
Table
Approximate chemical composition of a typical mammalian cell
component percent of total cell weight
water 70
inorganic ions (sodium, potassium, magnesium, calcium, chloride, etc.) 1
miscellaneous small metabolites 3
proteins 18
RNA 1.1
DNA 0.25
phospholipids and other lipids 5
polysaccharides 2
See as table: