Welcome to Jeopardy! Today’s Topic: Genetics With your Favorite Host… Ms. Ings

If a boy is colorblind, he inherited it from… A) His motherHis mother B) His fatherHis father C) Both his mother and fatherBoth his mother and father D) Unable to determineUnable to determine

Your phenotype is based on A) Your DNAYour DNA B) Your GenotypeYour Genotype C) Your EnvironmentYour Environment D) Both DNA and EnvironmentBoth DNA and Environment

If you crossed two heterozygous individuals, their offspring would have A) 0% Homozygous recessive0% Homozygous recessive B) 25% Heterozygous25% Heterozygous C) 75% Dominant Phenotype75% Dominant Phenotype D) 50% Recessive Phenotype50% Recessive Phenotype

Independent assortment and crossing over increase A) The number of offspringThe number of offspring B) Genetic LinkageGenetic Linkage C) Sex-linked traitsSex-linked traits D) Genetic DiversityGenetic Diversity

Genes located on the X or Y chromosomes are referred to as A) AllelesAlleles B) RecessiveRecessive C) Sex-linkedSex-linked D) AutosomalAutosomal

A Red flower is crossed with a white flower, the offspring are pink, this is an example of A) Co-DominanceCo-Dominance B) Incomplete DominanceIncomplete Dominance C) Sex-linkedSex-linked D) Multiple GenesMultiple Genes

Using this pedigree, individuals with the arrows are A) HeterozygousHeterozygous B) Homozygous DominantHomozygous Dominant C) Homozygous RecessiveHomozygous Recessive D) Genotype unknownGenotype unknown

For a female to have hemophilia, she must have A) a Y chromosomea Y chromosome B) an inactivated allelean inactivated allele C) two recessive allelestwo recessive alleles D) two dominant allelestwo dominant alleles

Roan cows are an example of A) Co-DominanceCo-Dominance B) Incomplete DominanceIncomplete Dominance C) Sex-linkedSex-linked D) Multiple GenesMultiple Genes

Most human traits are … A) DominantDominant B) RecessiveRecessive C) Either Dominant or RecessiveEither Dominant or Recessive D) Complex and still not fully understoodComplex and still not fully understood

Number 2 is A) Homozygous dominantHomozygous dominant B) HeterozygousHeterozygous C) Sex-linkedSex-linked D) Homozygous RecessiveHomozygous Recessive E eEeE

Two parents have the genotype Gg for a dominant genetic disorder. What are the chances their offspring will have the disorder? A) 25%25% B) 50%50% C) 75%75% D) 100%100%

An individual who is heterozygous for a ______ disorder is called a carrier. A) AlleleAllele B) AlbinismAlbinism C) RecessiveRecessive D) DominantDominant

Seed color and pod size are examples of A) GenotypesGenotypes B) PhenotypesPhenotypes C) HeterozygousHeterozygous D) HeredityHeredity

The alleles from your mother and father separating into different gametes is seen in A) Law of DominanceLaw of Dominance B) Co-DominanceCo-Dominance C) Law of Independent AssortmentLaw of Independent Assortment D) Law of SegregationLaw of Segregation

The ______ can only result in one _____. A) Trait, AlleleTrait, Allele B) Genotype, phenotypeGenotype, phenotype C) Phenotype, AllelePhenotype, Allele D) Phenotype, GenotypePhenotype, Genotype

Both parents have widow’s peak. Their children should have… A) All Widow’s peakAll Widow’s peak B) No Widow’s peakNo Widow’s peak C) Half widow’s peak and half no widow’s peakHalf widow’s peak and half no widow’s peak D) Not enough informationNot enough information

F2:F1 :: F1:___ A) F2F2 B) P2P2 C) PP D) F1F1

This diagram demonstrates A) Test CrossTest Cross B) PedigreePedigree C) Dihybrid CrossDihybrid Cross D) KaryotypeKaryotype

II4 is what relation to III3? A) AuntAunt B) FatherFather C) UncleUncle D) NephewNephew

For two heterozygous individuals the phenotype ratio is _____ and the genotype ratio is _____. A) 3:1, 1:2:13:1, 1:2:1 B) 1:2:1, 2:21:2:1, 2:2 C) 1:1, 3:11:1, 3:1 D) 3:1, 2:23:1, 2:2

If a family has 4 girls, what are the chances of their next child being a boy? A) 0%0% B) 25%25% C) 50%50% D) 100%100%

Mendel’s discoveries came from his… A) Careful microscopic evaluation of chromosomes and genesCareful microscopic evaluation of chromosomes and genes B) Dissections on how fertilization occurs in pea plantsDissections on how fertilization occurs in pea plants C) Breeding experiments with many generations of fruit fliesBreeding experiments with many generations of fruit flies D) Analysis of offspring from several crosses of pea plantsAnalysis of offspring from several crosses of pea plants

Alternate forms of a gene are called _______. A) TraitsTraits B) AllelesAlleles C) ChromosomesChromosomes D) HeredityHeredity

Which of the following has a heterozygous genotype? A) RRRR B) rrrr C) RrRr D) RgRg

Color blindness is recessive and sex linked. On average there are more color blind males because A. Women need two alleles to be colorblindWomen need two alleles to be colorblind B. Men require two alleles to be colorblindMen require two alleles to be colorblind C. Women have two X chromosomes and it is inherited on the Y chromosomeWomen have two X chromosomes and it is inherited on the Y chromosome D. Men are more likely due to chanceMen are more likely due to chance

A man with hemophilia marries a woman that is a carrier. What percent of their sons will have it? A) 0%0% B) 25%25% C) 50%50% D) 100%100%

Two roan cows are crossed. What are the phenotype ratio of the offspring? A) 3:13:1 B) 75%:25%75%:25% C) 50% : 50%50% : 50% D) 1:2:11:2:1

BbRr x BbRr are crossed. What are the phenotype ratio of the offspring? A) 3:13:1 B) 1:2:11:2:1 C) 1:1:1:11:1:1:1 D) 9:3:3:19:3:3:1

What is the pattern of inheritance for this pedigree? A) DominantDominant B) RecessiveRecessive C) Sex LinkedSex Linked D) Cannot DetermineCannot Determine

Parents, one heterozygous for two traits and the other homozygous recessive for two traits, produce_______ offspring that are homozygous dominant for both traits A) 100%100% B) 75%75% C) 25%25% D) 0%0%

A pedigree cannot be used to A) Determine whether a trait is inheritedDetermine whether a trait is inherited B) Show how a trait is passed from one generation to nextShow how a trait is passed from one generation to next C) Determine whether a trait is dominant or recessiveDetermine whether a trait is dominant or recessive D) None of the aboveNone of the above

If a girl is colorblind, … A) Her mother must be colorblindHer mother must be colorblind B) Her father cannot be colorblindHer father cannot be colorblind C) Her mother cannot be colorblindHer mother cannot be colorblind D) Her father is colorblindHer father is colorblind

Straight hair is recessive and curly hair is dominant. In co-dominance, the heterozygous condition would be A) CurlyCurly B) StraightStraight C) WavyWavy D) Some straight hairs, some wavy hairsSome straight hairs, some wavy hairs

Which of the following is a dominant trait? A) Ability to taste PTCAbility to taste PTC B) Hitchhikers thumbHitchhikers thumb C) Cystic FibrosisCystic Fibrosis D) AlbinismAlbinism

In a pedigree, a circle represents a … A) ChildChild B) ParentParent C) MaleMale D) FemaleFemale

When an organism has a heterozygous genotype, the dominant trait is seen. This can be explained by … A) Law of Dominance B) Law of Segregation C) Law of Independent Assortment D) Law of Combination of Traits

A person has a widow’s peak. All of the following EXCEPT ____ can be the genotype. A) WWWW B) WwWw C) W_W_ D) wwww

Mendel crossed the P generation and produced the ___ generation. A) PP B) F1F1 C) F2F2 D) P2P2