The egg of every species of animal or plant carries a definite number of bodies called chromosomes. The sperm carries the same number. Consequently, when the sperm unites with the egg, the fertilized egg will contain the double number of chromosomes.
Thomas Hunt MorganAbout author
- Author's profession: Scientist
- Nationality: american
- Born: September 25, 1866
- Died: December 4, 1945
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