I'm attracted anatomically Need to know you scientifically Strange confusion has come over me Need the fusion between you and me Mother Nature's legislature, Mother Nature takes her course Gravitation of the nation, Gravitation to the source I'm distracted biologically My attention dominating me I'm a victim of Divine design I'm a victim of a one-track mind Gut reaction, satisfaction, Gut reaction's never lie Need I mention my intention, Do I need an alibi It happens every time you're next to me, Biology Oh oh oh oh oh oh oh oh uh oh, Biology I'm defenseless, lacking all control It's relentless, longing of my soul I am driven, I'm completely yours It's a given, I'll be back for more It's instinctive, so distinctive, and on that you may depend Don't go mess with Mother Nature, she'll defeat you in the end It happens every time you're next to me, Biology Oh oh oh oh oh oh oh oh uh oh, Biology Need I mention my intention, Are you willing to supply Gut reaction, Satisfaction, Gut reaction's never lie It happens every time you're next to me, Biology Oh oh oh oh oh oh oh oh uh oh, Biology