The genital tubercle or “nub” is fetal tissue that may establish into a penis or simply a clitoris given that the pregnancy progresses. Nub theory suggests if you can obtain a fantastic check out this nub on an ultrasound, you might be able to establish the sex of a fetus https://genderuncover.com/product/cant-wait-for-the-anatomy-scan-get-a-peek-with-potty-shot-confirmation/