Genetics 5

  1. Parent genotype
    Parental
  2. F1 represents
    First filial
  3. F2 represents
    second filial
  4. having the same alleles
    homozygous
  5. cross which change parent genotypes
    reciprocal cross
  6. Cross with homozygous recessive
    test cross
  7. cross with true breeding parents
    back cross
  8. cross with two different heterozygous traitis
    dihybrid cross
  9. Mendels law of independent assortent deals with what phase
    Metaphase
  10. Phenotype of herozygote is somewhere between both homozygotes
    Incomplete dominance
  11. One gene expresses only half of what is needed
    Haplosufficient
  12. XY
    Heterogametic
  13. XX
    Homogametic
  14. + represents
    Wildtype
  15. Female bird
    ZW
  16. Male hymenoptera
    N
  17. Male grasshopper
    XO
  18. Regions on X and Y chomosome important for synapsis
    PAR (pseudoautosomal regions)
  19. Position of centromere on Y chromosome
    Acrocentric
  20. Section on X chromosome for antibody production
    Mic2
  21. Gene on Y chromosome responsible for sex determination
    a)This gene is a member of which family
    b)How long after conception are these genes active
    • SRY Gene
    • a) HMG Box family
    • b)6 weeks
  22. Proteins which binds to DNA and causes sharp bends bringin nonadjacent regions together
    SRY protein
  23. Proteins which changes undifferentiated gonads to ovaries/uterus
    Mullerian Hormone
  24. Protein which changes testosterone to estradiol
    P450 aromatase
  25. Male XY appear female is what condition
    Andrgogen isensitivity syndome
  26. Sex linked recessive trait present on a male
    Pseudodominant
  27. X+Y
    Hemizygous
  28. Failure of chomosomes to separate properly during anaphase 1
    Non disjunction
  29. Y-linked genes
    Holandric
  30. An inactivated X chromosome
    Barr Body
  31. Level of copacton for a barr body
    Heterochromatin at 700nm
  32. Accounts for fact that males and females have the same concentration of protein from X linked genes
    Dosage compensation
  33. How many days after fertilization does X inactivation occur
    12-14 days
  34. Region responsible for X inactivation
    XIC (X inactivation center)
  35. RNA from this gene coats the X chromosome and converts to a Barr body
    Xist
  36. Encodes an antisense RNA that is complementary to Xist RNA
    Tsix
  37. Chooses X chromosom to be inactivated
    Tsix
  38. Organism with tissues of different genotypes
    Mosaic
  39. # of organisms with a genotype that expresses a phenotype
    Penetrance
  40. Genotype does not express expected phenotype
    Incomplete penetrance
  41. Degree to which a phenotype is expressed
    Expressivity
  42. Allele which results in death at an early stage of development
    Lethal allele
  43. Multiple alleles
    Allelic series
  44. Where fucose is added
    H- antigen
  45. Needed to add fucose
    Fucosyl transferase
  46. I in IA represents what?
    Isoagglutinogen
  47. Suggar added by IA
    N- acetylgalactosamine
  48. Sugar added by IB
    Galactose
  49. Transfers sugars to fucose
    Fucosyl transferase
  50. Causes agglutination
    Antibody
  51. Th phenotype is the same as phenotype for both homozygotes
    Codominance
  52. Condition were fucosyl transferase is not working
    Bombay phenotype
  53. Genes at one locus mask the expression of another locus
    Epistasis
  54. Noncomplementation
    Allelic
  55. Complementation
    Nonallelic
  56. Two things complementation tet determines
    Which traits are allelic and how many genes control a trait
  57. Traits expressed differently in males and females
    Sex-influenced
  58. Traits expressed only in one sex
    Sex-limited
  59. A chemical, virus or some other substance or condition that mimics the phenotype of a genetic disorder
    Phenocopy
  60. Genetic disorder with multiple phenotypes
    Pleiotropy
  61. Positive or negative for blood type is determined by the presence or absence of this protein
    Rhesus factor
  62. Mitochondrial DNA codes for
    rRNA and tRNA
  63. Distinct phenotypes
    Discontinuous
  64. Continuous ditribution of phenotypes
    Continuous
  65. Characteristics encoded at many loci
    Polygenic inheritance
  66. Recombination requires this enzyme
    RecA
  67. Death of cells in the optic nerve (cytoplasmic inheritance)
    Lebers Hereditary Optic Neuropathy
  68. Coupling mutations are on the same chromosome
    Cis
  69. Repulsing mutations are on different chromosomes
    Trans
  70. Inversion not including the centromore
    Paracentric inversion
  71. Inversion including the centromere
    Pericentric INversion
  72. Duplication right next to
    Tandem duplication
  73. Duplication a distance away
    Displaced duplication
  74. Duplication in opposite order
    Reverse duplication
  75. Exact multiples of original chromosome set number
    Euploidy
  76. Inhibits spindle formation and holds cel in metaphase
    Colcemid
  77. Chromosome sets from the same species
    Autopolyploidy
  78. Chromosome sets from different species
    Allopolyploidy
  79. Addition/subtraction affecing only part of a set, not a whole set
    Aneuploidy
  80. One additional chromosome
    Trisonomy
  81. ONe less chromosome (2n-1)
    Monosomy
  82. Two less chromosomes (2n-2)
    Nullisomy
  83. two extra chromosomes (2n+2)
    Tetrasomy
  84. Trisomy 21
    Down Syndrome
  85. Trisomy 18
    Edwar syndrome
  86. Trisomy 13
    Patau syndrome
  87. XXY
    Klinfelters syndrome
  88. X
    Turners syndrome
  89. Responsible for Dark banding pattern
    A & T (On trypsin Giemsa stain)
  90. Responsible for Light banding pattern
    G & C (On trypsin Giemsa Stain)
  91. Short arm
    P arm
  92. Long arm
    Q arm
  93. Genes from one chromosome to another nonhomologous chromosome
    Translocation
Author
arian
ID
13031
Card Set
Genetics 5
Description
Vocab on linkages, etc
Updated