Genetics and Heredity Quiz
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Questions and Answers

What term describes an alternative form of a gene that arises through mutation and is found at the same position on a chromosome as another form of the gene?

  • Homozygous recessive
  • Phenotype
  • Dominant
  • Allele (correct)
  • Which genetic cross involves the study of the inheritance of a single trait?

  • Monohybrid cross (correct)
  • F2 generation
  • Punnett square
  • Dihybrid cross
  • Which term describes an individual who has two different alleles for a specific gene?

  • Homozygous recessive
  • Heterozygous dominant (correct)
  • Genotype
  • Homozygous dominant
  • What is the term for the observable physical or biochemical characteristics of an organism, determined by both genetic makeup and environmental influences?

    <p>Trait</p> Signup and view all the answers

    In the context of blood transfusions, which blood type is considered the universal recipient?

    <p>AB+</p> Signup and view all the answers

    In a monohybrid cross, if a heterozygous dominant individual is crossed with a homozygous recessive individual, what is the probability their offspring will have the recessive trait?

    <p>50%</p> Signup and view all the answers

    What is the term for an individual's genetic makeup regarding a specific trait?

    <p>Genotype</p> Signup and view all the answers

    In genetics, which term describes the ability of one gene to mask the expression of another gene at a different locus?

    <p>Dominance</p> Signup and view all the answers

    What is the term used to describe the process by which individuals with certain inherited traits tend to survive and reproduce more than others due to those traits?

    <p>Selection</p> Signup and view all the answers

    Which genetic tool is commonly used to predict the possible genotypes of offspring in a specific cross?

    <p>Punnett Square</p> Signup and view all the answers

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