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•MENDEL LIVED IN AUSTRIA WHERE HIS FATHER WILLED THE FAMILY FARM TO HIS BROTHER IN LAW. •MENDEL BECAME A TEACHER FOR A SHORT WHILE UNTIL THE STRESS OF THE JOB CAUSED HIM TO BECOME A PRIEST •STUDIED MATH AND SCIENCE AT THE UNIVERSITY OF VIENNA. •WHEN HE ENTERED THE MONASTARY, HE BECAME A GARDNER WHICH ALLOWED HIM TO STUDIED PLANT HEREDITY. Objective: Draw out Mendel’s pea plant experiment and interpret the results. http:// www.nicerweb.com/doc/class/bio1151/Locked/media/ch14/14_01Mendel_U.jpg GENETICS: THE STUDY OF HEREDITY. MENDEL CROSS POLLINATED HIS PLANTS. HE DID THIS BY USING A SMALL BRUSH TO TRANSPORT POLLEN FROM ONE FLOWER TO THE STIGMA OF ANOTHER FLOWER. MENDEL STUDIED THE PEA PLANT BECAUSE: 1) PEA PLANTS REPRODUCE SEXUALLY AND CAN BE CONTROLLED. 2) PEA PLANTS HAVE MANY OBSERVABLE TRAITS (HEIGHT, FLOWER COLOR, PEA COLOR AND SHAPE). 1st Experiment or Cross Grandparents (P generation) 2nd Experiment: Crossed offspring from the first cross to perform a second cross. Kids (F1 generation) WHAT COULD MENDEL DETERMINE FROM THE RESULTS FROM THE 1ST EXPERIMENT? SOME TRAITS ARE DOMINANT (TALL PEA PLANTS), MEANING THAT THEY ARE EXPRESSED OVER RECESSIVE (SHORT PEA PLANTS) TRAITS. Grandkids: F2 generation http://academic.kellogg.cc.mi.us/herbrandsonc/bio111/images/13_10.jpg 1