Individuals who have the genitals and secondary sex characteristics of one sex but feel as if they belong to the other sex are known as **transsexuals**.
1. **Transsexuals** are individuals who experience a misalignment between their assigned sex at birth and their gender identity.
2. This mismatch may lead them to seek medical interventions, such as hormone therapy or gender-affirming surgeries, to align their physical characteristics with their gender identity.
3. It's essential to use respectful language and terminologies when referring to individuals who are transgender or transsexual, as it helps create a supportive and inclusive environment.
In summary, the correct term for individuals described in the question is **transsexuals**.