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5 Written questions

5 Matching questions

  1. what is codomance?
  2. what is incomplete dominance?
  3. allele
  4. test cross
  5. what is a karyotype?
  1. a heterozygous indivisual expresses both alleles.
  2. b any of the alternate forms of genes that occurs at a specific pole on chromosome.- responsible for alternate traits
  3. c cross between an organism with an unknown genotype and organisms with a recessive phenotype.
  4. d -heterozygous individual shows a blend of two traits.
  5. e all are homologous
    22 pairs of autosomes and 1 pair of sex chromosomes

5 Multiple choice questions

  1. - he looked at different traits by cross-pollinating the pea flowers.
  2. meiosis
  3. -"Father of Genetics"
    -born in 1822 in Austria
    -high school teacher at monastery
    -avid gardner, studied pea plants
  4. genes for different traits can segregate indefinitly during the formation of gametes.
  5. .5 times .5 = .25

5 True/False questions

  1. What is the law of probability?-one gene in a trait can prevent the other gene from being expressed
    -gene expressed as dominant is upper case
    -gene expressed lower case is recessive


  2. symbols used to create a pedigree.
    1. square
    2. shaded in square
    3. circle
    4. shaded in circle
    5. half shaded circle
    6. straight line then branches to two kids
    7.branches out to to two kids
    8. diamod with x through it
    1. male
    2. affected male
    3. woman
    4. affected woman
    5. carrier female
    7. identical twins
    8. dead


  3. hybridtype of organism whose ancestor are in a genetic uniform.


  4. what is considered all cells in blood?heterozygous indivisual expresses both alleles.


  5. sex-linked traita trait that is determined by a gene found on one of the sex chromosomes, such as the X chromosome or the Y chromosome in humans.


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