Punnett Squares (1 & 2 Trait Crosses)

The physical appearance of a trait is known as the-

• genotype

• phenotype

• Homozygous

• intelligence

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

Which of the following is/are an example(s) of a phenotype? Select all that apply.

• tall

• purple

• AA

• wrinkled

• bb

Different versions of a trait (tall or short, white or purple) are called

• alleles

• traits

• versions

• genes

Tags

NGSS.MS-LS4-4

Which of the following is homozygous recessive?

• rr
• AA
• TT
• Ff

Tags

NGSS.HS-LS3-1

If A = red fur and a = white fur, what color fur would Aa be?

• red

• white

• purple

• blue

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Match the following vocabulary words with their definitions

• The total physical appearance for an individual.

• Genotype

• The Scientific study of heredity

• Trait

• The process in which characteristics are passed down from parents to offspring.

• Genetics

• The specific genetic make up or "code" for an individual.

• Phenotype

• An organism's characteristics.

• Heredity

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A green pea plant (Gg) is crossed with a yellow pea plant (gg). Describe the genotype of the offspring.

• 50% heterozygous and 25% homozygous recessive

• 50% heterozygous and 50% homozygous recessive

• 100% homozygous recessive

• 25% heterozygous and 50% homozygous

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes is homozygous dominant?

• A

• Aa

• AA

• aa

What are the possible genotypes for this cross?

• TT = 25% Tt= 50% tt=25%

• all tall

• TT= 75% tt = 25%

• Tt = 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3