Dominant vs. Recessive

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April 27, 2017: Our class is doing a project where we try to use dominant and recessive traits to figure out which celebrity we want to have kids with. Can you help me figure out how to do this with Punnett squares?
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May 27, 2015: Why is it that some traits show as codominant, but others show as incomplete dominant?
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October 30, 2014: I have learned about codominance, but are there some codominant traits in humans?  For example, do some humans have one blue eye and one green eye, or are these traits just incomplete dominance?
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October 1, 2014: My mother is A blood group, my father is O blood group and I'm O blood group.  I thought that my mother’s A blood group would always dominate my father’s O blood group, so I would have to be an A blood group.  Could you let me know if this is the case please?
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August 19, 2014: I read on your site that a recessive trait is often the result of a broken gene.  I can’t seem to figure out why a broken gene would lead to the green peas in Mendel’s famous experiment.  Do they know why yellow is dominant over green?
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August 29, 2013: Both parents have brown eyes and brown hair. They have twins and one has brown hair and blue eyes while the other have blonde hair and blue eyes. Which features are dominant and how do you know?
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May 30, 2013: My dad has crooked pinkies.  My mom does not.  All of my brothers and sisters have crooked except for one of my brothers.  Why is it that he doesn't have crooked pinkies?
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March 27, 2013: In people with one dominant and one recessive gene, does the recessive gene not make anything?  If so, does the dominant gene stop the recessive gene from making anything?  Or, does the recessive gene make a broken protein?  If the recessive gene makes something, shouldn’t it be incompletely dominant or co-dominant?
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October 5, 2012: I have a report on mutation related diseases and I will be writing about Sickle Cell Anemia because it is interesting. You see, people have this notion that mutation is bad and I want to change that. I want to show the good side of mutation, in this case malaria resistance. I want to add more. Can you give me other mutation related stuff that is beneficial?
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February 2, 2012: Can a recessive trait become dominant?
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