WHAT DOES SEX MEAN?

Sperm will get transported by way of a 4-portion duct program. The initial part of This method will be the epididymis. The testicles converge to variety the seminiferous tubules, coiled tubes at the best and back again of each testicle. The 2nd Element of the duct method is definitely the vas deferens, a muscular tube that begins with the decreased