Alleles

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Biology Mapa Mental sobre Alleles, criado por ??????????? em 02-03-2014.
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Mapa Mental por ???????????, atualizado more than 1 year ago
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Criado por ??????????? mais de 10 anos atrás
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Resumo de Recurso

Alleles
  1. A pair of the same type of chromosomes will have the same genes. However, the genes may be slightly different . Different versions of the same gene are called allels
    1. Homozygous
      1. If someone has 2 alleles that are exactly the same, they are said to be homozygous for that allele
        1. E.g. two brown eyes allels
      2. Heterozygous
        1. If someone has 2 alleles of a gene that are different, they are said to be heterozygous
          1. E.g. one blue eye, one brown eye
        2. Genotype and Phenotype
          1. A genotype is either a dominant allele or a recessive allele. A phenotype is the outcome of the two genotypes
            1. Dominant allele- you can have one or two of a dominant allele and you will show that characteristsic
              1. Recessive Allele- you must have two of the same recessive alleles to show that characteristic
                1. Dominant + Dominant = Dominant Dominant + Recessive = Dominant Recessive + Recessive = Recessive
              2. Your genotype is the alleles you have
                1. E.g. a blue eye allele and a brown eye allele
                2. Your phenotype is the characteristic you show
                  1. E.g. brown and blue allele
                  2. Punnet Squares
                    1. Punnet Squares are a way of seeing someone's phenotype

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