The song "D.N.A." by Joan Armatrading explores themes of mistrust, betrayal, and longing in a relationship. The protagonist suspects their partner of infidelity and uses their knowledge of their partner's DNA and a lie detector test to confront them. The lyrics depict the protagonist urging their partner to sit down and confess the truth. They acknowledge the difference between truth and lies and claim to possess their partner's DNA, suggesting that they have evidence to support their suspicions. The protagonist demands their partner to look directly into their eyes and reveal what was discussed with their supposed new love interest. They express their disappointment and hurt, questioning if their partner cares about them or is seeking freedom. In the chorus, the protagonist suggests having a conversation the next morning and mentions having the lie detector test as a means to uncover the truth. They admit to feeling naive in thinking they could change their partner's behavior, while also acknowledging the presence of other people (symbolized by flies) buzzing around their partner's head. The lyrics convey the protagonist's frustration and desperation as they confront their partner. They ask their partner to pay attention to them and lift their spirits, as the protagonist is struggling internally. They express their concern for their relationship and openly wonder if their partner wants to embrace love and intimacy. The song continues with the protagonist commenting on their partner's new attitude, describing their new way of loving and attention to appearance. Despite feeling belittled, the protagonist remains observant and suggests their partner sit down and start talking honestly and quickly. They warn that if lying does not destroy their partner, the truth might cause them to fade away. Overall, "D.N.A." reflects the emotional turmoil and uncertainty arising from suspected betrayal in a relationship. It portrays the protagonist's attempts to uncover the truth and seek honesty, highlighting the impact of mistrust and the fear of losing the person they love.
