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Why are Mules Sterile?

Answer

Mules are sterile because they received 32 chromosomes from their mother but only 31 from their father. This uneven match of chromosomes causes it to lack the genetic code it needs to reproduce. You can find more information here: http://www.sowhatchetmulefarminc.com/information.htm
1 Additional Answer
A mule is what you get when you cross a horse with a donkey. Mules are sterile because the number of chromosomes from the two parents don't match. You can find more information here: http://www.sowhatchetmulefarminc.com/information.htm
Q&A Related to "Why are Mules Sterile?"
A mule is what you get when you cross a horse with a donkey. Mules are sterile because the number of chromosomes from the two parents don't match. You can find more information here
http://answers.ask.com/Science/Agriculture/why_are...
Well most mules are sterile due to them being a hybrid animal (Horse x Donkey) and they inherit a odd number of chromosomes that make it hard or even impossible for them to reproduce
http://wiki.answers.com/Q/What_is_it_that_makes_a_...
Mules are a cross between horses and donkeys. Horses have 64 chromosomes and donkeys have only 62 chromosomes. The two are similar enough to breed but as a result the foal (being
http://wiki.answers.com/Q/Sterile_mule_chromosome_...
All male mules are completely sterile and most females effectively sub-fertile. This has no effect on fitness.
http://wiki.answers.com/Q/What_is_the_relative_fit...
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