Ch. 14- Non-Mendelian Genetics
Quiz by Kate Downey
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43 questions
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- Q13 or more alleles of a single gene that code for a single trait (ex. blood type)multiple alleleincomplete dominacepolygenic traitscodominance30s
- Q2When both allele forms show up in the individual it is called_________.polygenic traitsincomplete dominancecodominancemultiple alleles30s
- Q3the presence of a gene on a sex chromosomeepistasisincomplete dominancesex linkagecodominance30s
- Q4Incomplete dominance when both alleles are partially expressed in a BLENDED appearance of the trait (EX: white flower x red flower = pink flower).FalseTrue30s
- Q5_____________________ is when the heterozygote partially expresses both traits (EX: white flower x red flower = red flower with white spots).multiple allelescodominanceincomplete dominancepolygenic traits30s
- Q62 or more genes contribute to a single phenotype (different degrees of expressing trait: height, skin color, weight)polygenic traitscodominanceincomplete dominancemultiple alleles30s
- Q7ABO blood types are an example of ____.multiple allelescodominancepolygenic traitsincomplete dominance30s
- Q8What conditions will guarantee that a male offspring will have red-green color blindness?the mother is colorblindthe father is colorblindthe mother has the recessive genethe father has the recessive gene30s
- Q9What type of inheritance do two alleles have if their traits blend together?Co-DominanceHomozygous InheritanceMendelian InheritanceIncomplete Dominance30s
- Q10A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?CodominanceIncomplete DominanceRecessive inheritanceIndependent assortment30s
- Q11A plant shows incomplete dominance in size. A tall plant (TT) is crossed with a medium plant (Tt). What fraction of plants will also be tall?50%100%75%25%30s
- Q12A red flowered plant (RR) breeds with a White flowered plant (rr). The gene for petal color in these plants expresses incomplete dominance so they are pink. What percentage of the offspring will have pink (Rr) flowers?75%100%25%50%30s
- Q13A pattern of inheritance in which a trait is carried on one of the sex-determining chromosomes.Codominancesex-linked traitsIncomplete dominancemultiple alleles30s
- Q14Different forms of a gene is called___________.allelehybridstraitscharacters30s
- Q15A breed of chicken shows codominance for feather color. One allele codes for black feathers, another codes for white feathers. The feathers of heterozygous chickens of this breed will be:all blackspeckled black and whiteall whiteall gray30s
