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Sperm fertilize an egg

Description of the video
Does a woman feel when sperm is fertilizing the egg - Doctor answers From this moment on, the tail becomes stronger and more powerful so that the sperm cell is able to move with energy and reach the egg more easily. The two sets of chromosomes then exchange sections in a process that results in each set of female chromosomes having a different composition than they had before the crossing over occurred. How many sperm cell does an egg cell normally needs to be fertilized? Avoiding saunas, hot tubs, hot showers and close-fitting underwear will help men to keep their sperm levels up. Thank you for sharing your experiences and insights.
Added: 02.01.2010 View: 986 Duration: 14:25

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