Genome

Base pairs (million)

Number of genes

Humans

3,300

30,000-100,000

Mouse

3,100

30,000-100,000

Rice

430

30,000-55,000

Drosophila melanogaster

180

13,600

Arabidopsis thaliana

117

25,500

Caenorhabditis elegans

95.5

19,800

Schizosaccharomyces pombe

12.5

4,800

Saccharomyces cerevisiae

14

6,200

E. Coli

4.6

4,400

Mycobacterium tuberculosis

4.4

4,000

Bacillus subtilis

4.2

4,800

Epstein-Barr virus

0.17

80