Genetics and Heredity Quiz

What is the study of biological inheritance called?

• Chemistry

• Genetics

• Physics

• Biology

What is a specific characteristic of an individual called?

• Trait

• Gene

• Allele

• Genotype

What is a unit of heredity that is passed from parent to offspring?

• Phenotype

• Genotype

• Gene

• Trait

Which term refers to one of the different forms of a gene?

• Genotype

• Allele

• Gene

• Trait

What is the genetic makeup of an organism called?

• Genotype

• Phenotype

• Gene

• Trait

Which allele is phenotypically expressed over another allele?

• Recessive allele

• Homozygous allele

• Dominant allele

• Heterozygous allele

What is it called when an organism has two identical alleles for a particular gene?

• Dominant

• Recessive

• Heterozygous

• Homozygous

What is the diagram used to predict the genotypes and phenotypes resulting from a genetic cross?

• Allele square

• Mendelian square

• Punnett square

• Genetic square

What are Gregor Mendel's principles of heredity observed through?

• Patterns of inheritance in sunflowers

• Patterns of inheritance in roses

• Patterns of inheritance in apple trees

• Patterns of inheritance in pea plants

What is the probability rule that states the probability of two independent events occurring together can be calculated by multiplying the individual probabilities of the events?

• Product rule

• Addition rule

• Division rule

• Sum rule