Genetics Quiz - Biology 7th

What is a genotype?

• The way a person looks

• A person’s genetic makeup

• The color of a person's hair

• A type of protein

True or False: A genotype only includes visible traits.

What is an example of a phenotype?

• A person's favorite food

• Eye color

• A person's name

• A math skill

True or False: Phenotype is only determined by genes.

Which type of trait appears even if only one parent passes it down?

• Recessive

• Dominant

• Hidden

• Inherited

True or False: Recessive traits always appear in children.

What are alleles?

• Different versions of the same gene

• A type of protein

• A new species

• A type of chromosome

True or False: You inherit one allele from each parent.

Who discovered DNA’s structure?

• Newton and Einstein

• Darwin and Lamarck

• Watson and Crick

• Galileo and Copernicus

True or False: DNA’s structure is a double helix.