Chapter 3 Jeopardy Start

Final Jeopardy Question MendelGeneticsProbability Punnett Squares Random

10 Point Question Mendel studied different characteristics in pea plants by _________ pollinating them. Cross Back to the Game Board

20 Point Question Factors that control traits are called genes Back to the Game Board

30 Point Question Mendel called a plant that had two identical alleles this ________ purebred Back to the Game Board

40 Point Question What did Mendel predict was the probability of producing a tall plant from a cross of two hybrid tall pea plants? ¾ or 75% Back to the Game Board

10 Point Question The different forms of a gene are called ___________ Alleles Back to the Game Board

20 Point Question A heterozygous organism has two ____________ alleles for a trait. different Back to the Game Board

30 Point Question If purebred short pea plants are crossed with purebred tall pea plants, all of the offspring will be ______________ Tall Back to the Game Board

40 Point Question What does the notation of two capital letters together mean to geneticists? An example is DD. Two dominant alleles Back to the Game Board

10 Point Question The likelihood that that a particular event will occur is known as ______________ Probability Back to the Game Board

20 Point Question True or False: A pea plant that is heterozygous for tall stems has the alleles Tt. True Back to the Game Board

30 Point Question In Mendel’s experiments, what portion of the plants in the F 2 generation had a trait that had been absent in the F 1 generation? A. None B. ¼ or 25% C. Half or 50% D. ¾ or 75% ¼ or 25% Back to the Game Board

40 Point Question If a homozygous black guinea pig (BB) is crossed with a homozygous white guinea pig (bb), what is the probability that the offspring will have black fur? 100% will have black fur (Bb) Back to the Game Board

10 Point Question True or False: A Punnett square shows all the possible combinations of alleles in parents False, (offspring) Back to the Game Board

20 Point Question A __________ shows all of the possible allele combinations of a genetic cross Punnett Square Back to the Game Board

30 Point Question What does the notation Tt mean to geneticists? A. Two dominant alleles B. Two recessive alleles C. At least one recessive allele D. One dominant allele and one recessive allele D. One dominant/one recessive Back to the Game Board

40 Point Question What does codominance mean in genetics? A. Both alleles are dominant B. Both alleles are dominant and recessive C. The alleles are neither dominant nor recessive C neither dominant nor recessive Back to the Game Board

10 Point Question An organism’s physical appearance is its A. Genotype B. Phenotype C. Codominance B. Phenotype Back to the Game Board

20 Point Question An organism’s genotype is its A. Genetic makeup B. Feather color C. Physical appearance D. Stem height A. Genetic Makeup Back to the Game Board

30 Point Question True or False There are over 100 different types of cancer True Back to the Game Board

40 Point Question What factor will lead to almost as many cancer deaths as does tobacco? a. Water pollution b. Air pollution c. An unhealthy diet d. smoking An Unhealthy Diet Back to the Game Board

Draw a Punnett square for a cross between a homozygous short pea plant and a heterozygous tall pea plant Predict the possibility of getting a tall pea plant. Punnett square should contain tt and Tt and the possibility of getting a tall pea plant is 50%