Watch Movie National Geographic: Sizing Up Sperm on 123movies

National Geographic: Sizing Up Sperm

Each of us was the grand prize in an ultimate reality competition, the amazing race a sperm makes on the road to fertilization. Millions of sperm compete while overcoming armies of antibodies, treacherous terrain and impossible odds to reach their single-minded goal. To illustrate the full weight of the challenge, Sizing Up Sperm uses real people to represent 250 million sperm on their marathon quest to be first to reach a single egg.

Starring:

Genre:

Documentary


View Trailer


Similar

Watch National Geographic: Sizing Up Sperm 123movies for free in HD quality. Stream instantly with English subtitles — no download or account needed.