miércoles, 7 de enero de 2015

Twins



 Hello i´m Alba and in this work i´m going to explain the meaning of twins:

BY:Alba Gomez Carrillo
















Characteristics:
  • The twins are not identifical twins
  • The twins start in one egg
  • Some twins can be join because the reproduction not finish
Information: 

Human twins are individuals share the uterus in same pregnancy,

There also quadruplets,quintuples,sextuples,septuples,octuples...he name when they born together:four,five,six,seven,eight....

 The baby of animals an be also twins and triplets



                                                 MONOZYGOTIC TWINS
Are formed only espermatozoide and only egg,also can be derived from a unic zygote          
                 
                                                           
                                                                 FIN

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