What is Heredity?

_______ is the passing of physical characteristics from parents to offspring?

• Genetics

• Alleles

• Genes

• Heredity

A specific characteristic, such as stem height or seed color, is called a _______

• gene

• allele

• trait

• recessive allele

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

A _______ organism is the offspring of many generations that have the same form of a trait.

• hybrid

• purebred

• allele

• genetic

What did Mendel observe in the F₁ generation when crossed purebred tall plants with purebred short plants?

• All the plants in the F₁ generation were short.

• 3/4 of the plants in the F₁ generation were short and 1/4 were tall.

• 3/4 of the plants in the F₁ generation were tall and 1/4 were short.

• All of the plants in the F₁ generation were tall.

Tags

NGSS.MS-LS3-2

What did Mendel observe in the F₂ generation when he crossed purebred tall and purebred short plants?

• All the plants were tall.

• All the plants were short.

• 3/4 of the plants were tall and 1/4 were short.

• 3/4 of the plants were short and 1/4 were tall.

Tags

NGSS.MS-LS4-4

The word filial comes from filia and filius, the Latin words for _______.

• mother and father

• daughter and son

• niece and nephew

• grandmother and grandfather

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

• hybrids

• purebreds

• parents

• third generation plants.

The factors that control a trait are known as _______

• F₁

• parents

• genes

• alleles

_______ are the different forms of a gene.

• alleles

• hybrids

• purebreds

• traits

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

• purebred

• F₂

• parent

• hybrid