1 Karyotypes 2 Mutations 3 Chromosomes & Sex 4 Alleles 5 Genetic Disorders 6 Detection & Treatment 7 Genetic Diseases Chromosomes & sex $100 $100 $100 $100 $200 $200 $200 $200 $300 $300 $300 Detection & Treatment $100 $100 $200 $200 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500 8 Number of chromosomes on a human karyotype 9 What is 46 or 23 pairs? 10 First 22 pairs of chromosomes 11 What are autosomes? 12 Last pair of chromosomes 13 What are the sex chromosomes? 14 Male sex chromosomes 15 What is XY? 16 st 21 Three chromosomes 17 What is trisomy or Down’s syndrome? 18 The result of a lethal mutation 19 What is death? 20 The loss of a piece of chromosome 21 What is a deletion? 22 Failure of chromosomes to separate in meiosis 23 What is nondisjunction? 24 Piece of a chromosome breaks off and attaches to another chromosme 25 What is translocation? 26 Mutations that occur in body cells 27 What are somatic cell mutations? 28 Number of X chromosomes in males 29 What is one? 30 Number of X chromosomes in a normal female 31 What is two? 32 Sex chromosome(s) in a person with Turner syndrome 33 What is only an X (XO)? 34 35 A trait carried on a sex chromosome 36 What is sex-linked? 37 Scientist who studied sex-linked traits in fruitflies 38 Who is Thomas Hunt Morgan? 39 Used to represent the dominant form 40 What is a capital letter? 41 The number of alleles needed for a trait 42 What is two? 43 Alleles are the two forms of this 44 What are genes? 45 Allele that is only expressed in the homozygous condition 46 What is the recessive allele? 47 Mendel called alleles this 48 What are factors? 49 Prolonged bleeding due to a lack of clotting factor 50 What is hemophilia? 51 Disorder of red blood cells where they are “C” shaped 52 What is sickle cell disease? 53 Deterioration of brain tissue that starts at mid-life and causes death 54 What is Huntington’s Disease? 55 Disorder where mucus clogs the lungs and pancreas 56 What is Cystic fibrous or CF? 57 58 Genetic disorder immediately screened for in newborns 59 What is PKU? 60 Doctor’s prescription for a newborn with PKU 61 What is a strict diet? 62 Taking amniotic fluid to test for genetic defects 63 What is amniocentesis? 64 Health professional who determines the genetic make up for couples 65 Who is a genetic counselor? 66 Picture of the chromosomes on an individual used in genetic studies 67 What is a karyotype? 68 The gene for this female disorder can be genetically determined before the disease results 69 What is breast cancer? 70 71 Gene Mutations 72 Whenever one nucleotide replaces another 73