Look up biology in Wiktionary, the free dictionary.

Biology is the scientific study of life, also referred to as biosciences.

Biology may also refer to:

• Biology: The Unity and Diversity of Life, a college-level textbook compiled by Cecie Starr and Ralph Taggart
• Biology (textbook), a textbook by Neil Campbell, first published in 1987
• Miller & Levine Biology, a textbook by Kenneth R. Miller and Joseph Levine
• Biology (journal), a scientific journal published by MDPI
• Biology (band), an American rock/indie band
• "Biology" (song), a 2005 song by Girls Aloud
• "Biology", an American jazz song sung by Sue Raney
• "Biology", a song by Jane Child from Jane Child