Mendel and Meiosis
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Mendel and Meiosis
JEOPARDY
S2C06 Jeopardy Review
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Four SquareFour Square VocabularyVocabularyIncomplete orIncomplete orCodominanceCodominance
Sweet 16Sweet 16All in the All in the
FamilyFamily
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200 200 200 200 200
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500 500 500 500 500
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Four Square100
A: All offspring will be heterozygous
S2C06 Jeopardy Review http://www.life.uiuc.edu/plantbio/102/lectures/08mit&veg102.html
What will the phenotype of the offspring bewhen crossing a homozygous dominant anda homozygous recessive?
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Four Square200
A: 1 Homo/Dom; 2 Hetero; 1 Homo/Rec
What will the genotypic ratio in the offspring be if two heterozygous parents are crossed?
S2C06 Jeopardy Reviewhttp://www.life.uiuc.edu/plantbio/102/lectures/08mit&veg102.html
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Four Square300
A: P: 50% tall/50% short
G: 50% Tt/50% ttS2C06 Jeopardy Reviewhttp://www.life.uiuc.edu/plantbio/102/lectures/08mit&veg102.html
Tall plants are dominant to short plants.Cross a hybrid tall with a homozygousshort. Show the phenotypes andgenotypes of the offspring.
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Four Square400
A: P: all black
G: all hybrid
Black fur is dominant to white fur. Cross a white rat with a purebred black rat. List the phenotypes and genotypes of the offspring.
S2C06 Jeopardy Review http://www.life.uiuc.edu/plantbio/102/lectures/08mit&veg102.html
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Four Square500
A: 1: Rule of Unit Factors 2: Rule of Dominance 3: Law of Segregation 4: Law of Indep. Assort.
Name all four of Mendel’s Laws
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Vocabulary100
A: P: pollen finding the female reproductive organ (stigma) F: sperm joins with egg
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What is the difference between pollination and fertilization.
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Vocabulary 200
A: different forms of a single gene (protein for a purple flower or a protein for a white flower)
What is an allele?
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Vocabulary 300
A: Dominant: trait that shows up when present
Recessive: trait that only shows up when the dominant trait is not present
Explain the difference between dominant traits and recessive traits.
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Vocabulary 400
A: Pheno: the physical appearance of a trait Geno: the genetics that make up the trait
Explain the difference between phenotype and genotype.
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Vocabulary 500
A: Homo=same (two fo the same alleles for a traitHetero=different (two different alleles for a trait)
Explain the difference between homozygous and heterozygous.
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Define incomplete dominance and give an example.
Inc or Codom100
A: the phenotypes of the two homozygote parents are blended to produce the phenotype of the heterozygous offspringBlack chick + white chick = gray chick
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Inc or Codom200
A: the phenotypes of the two homozygote parents are displayed equally to produce the phenotype of the heterozygous offspringBlack chick + white chick = speckled chick
Define codominance and give an example.
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Inc or Codom300
A: Codominance
Is blood type incomplete or codominance?
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A black haired woman has children with a strawberry blond man. What are the possible pheno/genotypes of the offspring?
Inc or Codom400
A: Pheno: 50% blond/50% red
Geno: 50% HBdhbk/50%hRhbkS2C06 Jeopardy Review
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Inc or Codom500
A: 50% IAi / 50% IBi
Cross a mother with type O blood with a father with type AB blood. What are the possible offspring?
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Sweet 16100
A: a Punnett square crossing two different traits
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What is a dihybrid cross?
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Sweet 16200
A: 16:0 ALL will be heterozygous
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If you cross a parent that is homozygous dominant for both traits with a parent that is homozygous recessive for both traits, what is the genotypic ratio in the offspring?
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Sweet 16300
A: P=all dominant / G: all hetero
If you cross a parent that is homozygous dominant for both traits with a parent that is homozygous recessive for both traits, what are the genotypes and phenotypes of the offspring?
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Sweet 16400
A: BT / Bt / bT / bt
List all the possible gametes for this parent -- BbTt
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Sweet 16500
A: 8 Black/Tall and 8 Black/short
Perform this cross and give me the phenotypic ratio of the offspring.
BbTt x BBtt
Black/Tall x Black/short
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All in the Family100
A: {See Teacher Board}
Draw this pedigree: Steve marries Keri and they have two girls. Steve’s parents passed away but Keri’s are divorced and both remarried.
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All in the Family200
A: she’s a carrier
Why is the woman in the center only half shaded?
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All in the Family300
A: Roman = generations
Arabic = individualsS2C06 Jeopardy Review
What do the roman numerals mean?The Arabic numbers?
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All in the Family400
A: Recessive (two unaffected parents)
Does this pedigree show a dominant or a recessive trait? Why?
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All in the Family 500
A: x-linked (mainly males affected)
Does this show an autosomal or x-linked trait? Why?
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