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ALISON: Fundamentals of Biology


Comments about Biology - Donkeys and horses - are they different species?

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Latest Comments

  • Carol Cooper Canada In what ways are donkeys and horses different?
    2015-01-19 20:01:51

  • Carol Cooper Canada Donkeys and horses are different species although they look similar. donkeys and horses mate to produce viable offspring called mules however, mule cannot produce off springs since they are infertile.
    2015-01-19 20:01:40

  • Muzafar Iqbal Pakistan How mules originate?
    2014-09-30 09:09:51

  • ERIC RETTERER United States of America What makes this happen? What cells are missing in mules that make them infertile?
    2014-06-13 23:06:42

    • Envr Smiu Pakistan yupp!! non-paired chromosomes
      2014-08-08 11:08:11
    • Maria Shortland Australia non-paired chromosome is missing in the mules to make them infertile
      2014-07-11 07:07:47
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