Genetics Vocabulary

Multiple Choice

Which of the following best describes the relationship between genetics and heredity?

• Genetics is the study of heredity, while heredity is the passing of traits.

• Heredity is the study of genetics, while genetics is the passing of traits.

• Genetics and heredity are unrelated fields.

• Genetics is only about plants, while heredity is about animals.

Multiple Choice

Which of the following best describes the relationship between genotype and phenotype?

• Genotype determines phenotype

• Phenotype determines genotype

• Genotype and phenotype are unrelated

• Genotype is always visible in phenotype

Multiple Choice

The weaker form of an allele that is masked or hidden when a dominant allele is present is called .

• recessive
• Dominant

• Mutation

Multiple Choice

Which of the following traits are dominant?

• Curly & black hair, Wide eyes, Have dimples, No freckles

• Smooth & light hair, Narrow eyes, No dimples, Freckles

• Curly & black hair, Narrow eyes, No dimples, Freckles

• Smooth & light hair, Wide eyes, Have dimples, Freckles

Multiple Choice

A genotype with two identical alleles, such as AA or bb, is called .

• Heterozygous

• Homozygous

• Mutation

• Co dominant

Multiple Choice

Which of the following best describes the difference between genotype and phenotype?

• Genotype refers to genetic makeup, while phenotype refers to physical appearance.

• Genotype refers to physical appearance, while phenotype refers to genetic makeup.

• Genotype and phenotype both refer to physical traits.

• Genotype and phenotype both refer to genetic makeup.

Fill in the Blanks

Multiple Select

Which of the following are examples of phenotypic traits in pea plants?

• Seed color

• Pod texture

• Genotype

• Flower position

Multiple Select

Select all of the following genotypes that are considered Homozygous.

• AA

• bb

• Hh

• Dd

• zz

Multiple Choice

Heterozygous

• having two alleles that are the same

• having two alleles that are different

• a characteristic of an organism

• one of two or more forms that a gene could take

Multiple Choice

Genetic makeup of an animal or plant

• phenotype

• inherited trait

• homozygous

• genotype

Multiple Choice

Phenotype

• the passage of genetic information from a parent or parents to offspring

• a segment of DNA that determines or helps to determine a trait.

• the genetic makeup of an organism

• the physical appearance of an organism