Week 23         From father Ch. 12 pg 308   From mother                      Click thisPatterns of Heredity and Human Gene...
pedigreeA graphic representation of genetic inheritance, a  diagram made up of symbols
traitAny characteristic that is inherited
heterozygous              carrierWhen an individual   Heterozygous individual,                     Carries recessive allele
cystic fibrosisResults in the formation and accumulation of thick mucus in the lungs and digestive tract
Tay-Sachs DiseaseLacking enzyme that breaks down lipid in central  nervous system = accumulation of lipid
PhenylketonuriaLacking enzyme that which converts aa  phenylalanine to aa tyrosine =  accumulation of PHE
Dominant        Recessive      trait           traitResults from one   Results from one dominant allele    allele from BOT...
fetusA developing  baby
cleft chin traitSimple dominant trait, indentation of chin
widow’s peak hairline traitSimple dominant trait, hairline comes to a  point
attached earlobes traitSimple recessive trait, earlobes do not hang  freely
hitchhiker’s thumb traitSimple dominant trait, bend thumb  backwards 30o
almond shaped eyes trait      Dominant trait, eyes
thick lips traitDominant trait, lips
Huntington’s DiseaseLethal genetic disorder caused  by a rare dominant allele,causes breakdown in certain  areas of the br...
And now for the quiz
1 Simple dominant trait, bend thumb  backwards 30o
2 Dominant trait, lips
3 Lethal genetic disorder  caused by a rare dominant  allele,causes breakdown in certain  areas of the brain
4 A developing  baby
5 Results in the formation and accumulation of thick  mucus in the lungs and digestive tract
6 Simple dominant trait, indentation of chin
7 Lacking enzyme that which converts aa  phenylalanine to aa tyrosine =  accumulation of PHE
8 Results from one   9 Results from one  dominant allele      allele from BOTH  from EITHER          parents  parent      ...
10 Any characteristic that is inherited
11 Simple dominant trait, hairline comes to a  point
12 A graphic representation of genetic inheritance,  a diagram made up of symbols
13 Simple recessive trait, earlobes do not  hang freely
14 When an individual   15 Heterozygous individual,                            carries recessive allele
16 Lacking enzyme that breaks down lipid in  central nervous system = accumulation of lipid
And now for the answers
hitchhiker’s thumb trait1 Simple dominant trait, bend thumb  backwards 30o
thick lips trait2 Dominant trait, lips
Huntington’s Disease3 Lethal genetic disorder  caused by a rare dominant  allele,causes breakdown in certain  areas of the...
fetus4 A developing  baby
cystic fibrosis5 Results in the formation and accumulation of thick  mucus in the lungs and digestive tract
cleft chin trait6 Simple dominant trait, indentation of chin
Phenylketonuria7 Lacking enzyme that which converts aa  phenylalanine to aa tyrosine =  accumulation of PHE
Dominant          recessive      trait              trait8 Results from one   9 Results from one  dominant allele      all...
trait10 Any characteristic that is inherited
widow’s peak hairline trait11 Simple dominant trait, hairline comes to a  point
pedigree12 A graphic representation of genetic inheritance,  a diagram made up of symbols
attached earlobes trait13 Simple recessive trait, earlobes do not  hang freely
heterozygous                carrier14 When an individual   15 Heterozygous                        individual
Tay-Sachs Disease16 Lacking enzyme that breaks down lipid in  central nervous system = accumulation of lipid
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B23 ppt patterns of heredity and human genetics

  1. 1. Week 23 From father Ch. 12 pg 308 From mother Click thisPatterns of Heredity and Human Genetics
  2. 2. pedigreeA graphic representation of genetic inheritance, a diagram made up of symbols
  3. 3. traitAny characteristic that is inherited
  4. 4. heterozygous carrierWhen an individual Heterozygous individual, Carries recessive allele
  5. 5. cystic fibrosisResults in the formation and accumulation of thick mucus in the lungs and digestive tract
  6. 6. Tay-Sachs DiseaseLacking enzyme that breaks down lipid in central nervous system = accumulation of lipid
  7. 7. PhenylketonuriaLacking enzyme that which converts aa phenylalanine to aa tyrosine = accumulation of PHE
  8. 8. Dominant Recessive trait traitResults from one Results from one dominant allele allele from BOTH from EITHER parents parent Example: bExample: B Click for list
  9. 9. fetusA developing baby
  10. 10. cleft chin traitSimple dominant trait, indentation of chin
  11. 11. widow’s peak hairline traitSimple dominant trait, hairline comes to a point
  12. 12. attached earlobes traitSimple recessive trait, earlobes do not hang freely
  13. 13. hitchhiker’s thumb traitSimple dominant trait, bend thumb backwards 30o
  14. 14. almond shaped eyes trait Dominant trait, eyes
  15. 15. thick lips traitDominant trait, lips
  16. 16. Huntington’s DiseaseLethal genetic disorder caused by a rare dominant allele,causes breakdown in certain areas of the brain
  17. 17. And now for the quiz
  18. 18. 1 Simple dominant trait, bend thumb backwards 30o
  19. 19. 2 Dominant trait, lips
  20. 20. 3 Lethal genetic disorder caused by a rare dominant allele,causes breakdown in certain areas of the brain
  21. 21. 4 A developing baby
  22. 22. 5 Results in the formation and accumulation of thick mucus in the lungs and digestive tract
  23. 23. 6 Simple dominant trait, indentation of chin
  24. 24. 7 Lacking enzyme that which converts aa phenylalanine to aa tyrosine = accumulation of PHE
  25. 25. 8 Results from one 9 Results from one dominant allele allele from BOTH from EITHER parents parent Example: bExample: B Click for list
  26. 26. 10 Any characteristic that is inherited
  27. 27. 11 Simple dominant trait, hairline comes to a point
  28. 28. 12 A graphic representation of genetic inheritance, a diagram made up of symbols
  29. 29. 13 Simple recessive trait, earlobes do not hang freely
  30. 30. 14 When an individual 15 Heterozygous individual, carries recessive allele
  31. 31. 16 Lacking enzyme that breaks down lipid in central nervous system = accumulation of lipid
  32. 32. And now for the answers
  33. 33. hitchhiker’s thumb trait1 Simple dominant trait, bend thumb backwards 30o
  34. 34. thick lips trait2 Dominant trait, lips
  35. 35. Huntington’s Disease3 Lethal genetic disorder caused by a rare dominant allele,causes breakdown in certain areas of the brain
  36. 36. fetus4 A developing baby
  37. 37. cystic fibrosis5 Results in the formation and accumulation of thick mucus in the lungs and digestive tract
  38. 38. cleft chin trait6 Simple dominant trait, indentation of chin
  39. 39. Phenylketonuria7 Lacking enzyme that which converts aa phenylalanine to aa tyrosine = accumulation of PHE
  40. 40. Dominant recessive trait trait8 Results from one 9 Results from one dominant allele allele from BOTH from EITHER parents parent Example: bExample: B Click for list
  41. 41. trait10 Any characteristic that is inherited
  42. 42. widow’s peak hairline trait11 Simple dominant trait, hairline comes to a point
  43. 43. pedigree12 A graphic representation of genetic inheritance, a diagram made up of symbols
  44. 44. attached earlobes trait13 Simple recessive trait, earlobes do not hang freely
  45. 45. heterozygous carrier14 When an individual 15 Heterozygous individual
  46. 46. Tay-Sachs Disease16 Lacking enzyme that breaks down lipid in central nervous system = accumulation of lipid
  47. 47. Mahalo!

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