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Sperm was Thought to Move by Wiggling Their Tails Side-to-Side, Just Like Eels. But Recent Research Show That They Roll as They Move Forward Like a Spinning Top.

New research challenges more than three centuries of sperm movement theories. Human sperm appears to swim like wiggling eels under a microscope, tails gyrating to and fro as they seek an egg to fertilize. But do you know how sperm move? For 350 years, sperms were thought to move by wiggling their tails like eels. …

Sperm was Thought to Move by Wiggling Their Tails Side-to-Side, Just Like Eels. But Recent Research Show That They Roll as They Move Forward Like a Spinning Top. Read More »

Sperms

Testicles Make Millions of Sperm Each Day. There are About 1,500 Sperm Made Each Second.

The male reproductive organs produce and release sperm. Sperm is produced in the testicles. The vas deferens connect the testes to the rest of the male reproductive organs by extending over the pelvic bone or ilium and wrapping around the ampulla, seminal vesicle, and prostate. But do you know how much sperm testicles can make …

Testicles Make Millions of Sperm Each Day. There are About 1,500 Sperm Made Each Second. Read More »