Genetics and Punnett Squares Vocab

What type of Genotype is this: AA?

• Homozygous Dominant

• Heterozygous Dominant

• Homozygous Recessive

• Heterozygous Recessive

What type of Genotype is this: Aa?

• Homozygous Dominant

• Heterozygous Dominant

• Heterozygous Recessive

• Homozygous Recessive

Two alleles can be different

• homozygous

• heterozygous

• Genotype

• Phenotype

Two alleles can be the same

• homozygous

• heterozygous

• genotype

• phenotype

Is this an example of a genotype or a phenotype:

blue eyes

• genotype

• phenotype

Is this an example of a genotype or a phenotype:

YY

• genotype

• phenotype

In pea plants, round seeds (R) are dominant to wrinkled seeds (r). Which of the following represents the genotype of a pea plant that is heterozygous?

• RR

• round

• Rr

• wrinkled

• rr

In mice, black fur (B) is dominant to white fur (b). According to the Punnett square shown, the offspring in box 4 would:

• be homozygous for white fur

• be heterozygous for black fur

• be heterozygous for grey fur

• be homozygous for black fur

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being purple?

• 25%
• 0%
• 100%
• 50%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

The blending of two traits is known as ---

• incomplete dominance

• codominance