Purebred and Hybrid

In Mendel's experiments, all of the plants in the F₁ generation were _______.

• hybrids

• purebreds

• parents

• third generation plants.

An organism that has two different alleles for a trait is called a _______.

• purebred

• F₂

• parent

• hybrid

In Mendel's experiments, a purebred tall plant would be represented by the alleles _______.

• tt

• Tt

• TT

An organism that has two different alleles for a trait is...

• Purebred/Homozygous

• Hybrid/Heterozygous

• Mixed

• Phenotype

Having two identical alleles of a particular gene or genes.

• Homozygous/Purebred

• Hybrid/Heterozygous

• Traits

• Genotype

an organism that always produces descendants with the same trait for a specific character

• purebred

• hybrid

• dominant

• recessive

A trait of a specific character that is hidden by the dominant trait in a hybrid organism

• recessive trait

• dominant trait

• homogenous trait

• heterozygous trait

In genetics, what is the term for an organism that has two identical alleles for a trait?

• Hybrid

• Heterozygous

• Purebred

• Recessive

Which of the following represents a hybrid organism in Mendelian genetics?

• TT

• Tt

• tt

• T

In a genetic cross, what is the expected phenotypic ratio of a monohybrid cross between two heterozygous organisms?

• 1:2:1

• 3:1

• 9:3:3:1

• 1:1