Mendel and Meiosis
JEOPARDY
S2C06 Jeopardy Review
Four SquareFour Square VocabularyVocabularyIncomplete orIncomplete orCodominanceCodominance
Sweet 16Sweet 16All in the All in the
FamilyFamily
100 100 100 100 100
200 200 200 200 200
300 300 300 300 300
400 400 400 400 400
500 500 500 500 500
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?
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
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.
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
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.
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
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?
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?
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?
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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