Genetics - Genes and Alleles Flashcards

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1
Q

genes

A
  • the chemical factors located within the DNA that determines an organism’s traits
  • the small changes in the larger shared genome are what make people unique
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2
Q

alleles

A
  • the different forms of a gene
  • different combinations of alleles that you get from mom and dad will give you different expressions of the genes
  • dominant and recessive
  • dominant:
  • allele that will be expressed and determines an organism’s appearance
  • denoted by a capital letter
  • recessive:
  • an allele that when paired with a dominant allele has no effect on the organism
  • denoted by a lower case letter
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