Tracklist
- 1Biology3:343.0 ★
- 2Nobody but You4:09
- 3Biology (Tony Lamezma remix)5:15
- 4Biology (Benitez Beats remix)4:27
- 5Biology (live)4:02
More by Girls Aloud
Release credits
- keyboard [1-4], producer [1-4], programming [1-4]
- lead vocals [1]
- keyboard [5]
- keyboard [2], mix [2], programming [2], task [2]
- vocal [1]
- guitar [5]
- lead vocals [1]
- guitar [1, 3-4]
- vocal [1]
- bass [5]
- additional [4], remixer [4]
- vocal [1]
- guitar [1, 3-4]
- keyboard [1, 3-4], mix [2], programming [1-4], task [1, 3-4]
- drums (drum set) [5]
- additional [3], remixer [3]
- producer [1-4]
