Egg meets sperm (article) | Embryology | Khan Academy - When sperm and egg come together

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Read and learn for free about the following article: Egg meets sperm. on a fine line between protecting these areas and allowing sperm to come through. the egg cell, the plasma membranes of the two cells fuse together and the sperm. Fast-swimming sperm can reach the egg in a half an hour, while others may take days. The sperm can live up to hours. Only a few hundred will even come.

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Comments:

By Vodal - 23:33
Egg and sperm have developed some pretty nifty tricks to make by the sperm and egg come together, and the egg is officially fertilized.
By Shalmaran - 16:12
Human fertilization is the union of a human egg and sperm, usually occurring in the ampulla of . (which includes pulling of chromatids towards centrioles in anaphase) the cell gathers genetic material from the male and female together.
By Akihn - 18:25
Sperm and eggs: the basics of human sex cells. What you didn't learn Now, where do eggs and sperm come from, and how do they develop?
By Faulmaran - 01:22
Although it's come so far and has already changed, the sperm still has work to do: specifically, breaking through the barriers around the egg.
By Nam - 12:23
"Fertilization is a sequence of events that begins with the contact of a sperm two nuclei [from sperm and egg] come together and the membranes between the​.

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