Component Amount per HeLa Cell Amount per E. coli cell
Total dry weight 400 pg 0.4 pg
Total DNA 15 pg 0.017 pg
Total RNA 30 pg 0.10 pg
Total protein 300 pg 0.2 pg
Cytoplasmic ribosomes 4 x 106 3 x 104
Cytoplasmic tRNA molecules 6 x 107 4 x 105
Cytoplasmic mRNA molecules 7 x 105 4 x 103