HOW ARE EGGS AND SPERM DIFFERENT
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Eggs are produced by the ovaries and sperms are produced by testis.
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The size of the egg cell is larger than the sperm cell.
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The sperm contains a tail for locomotion whereas egg (ovum) is stable structure.
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Sperm contains enzymes responsible and also helpful for the insertion into egg during fertilization process by which a new generation develops.
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Ovum is produced on the 14th day of the cyclic process of 28 days called as menstrual cycle whereas sperm produces continuously.
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Life span of sperm in the genital tract is 72 hours whereas life span of ovum is 48 hours.
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The production of sperm requires low temperature compare to the production of ovum.
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During ovulation, one ovum is produced whereas by ejaculation numbers of sperms are released. (approximately billions are present in 3 to 4 ml of semen)