Intervention: Mixed Punnett Square Practice Problems

What are the possible phenotype(s) of the offspring? (A-Brown hair; a-blond hair)

• 50 % Brown Hair and 50% Blond Hair

• 25 % Brown Hair and 75% Blond Hair

• 75 % Brown Hair and 25% Blond Hair

• 0% Brown Hair and 100% Blond Hair

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

What allele combination should go in the missing box?

• AA
• Aa
• aa
• none of these

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

Tags

NGSS.HS-LS4-3

NGSS.HS-LS4-4

Aa, DD, bB, yy are all examples of

• genotypes
• phenotypes

Which of the following genotypes is heterozygous?

• Bb
• BB
• bb
• B

Which is an example of a homozygous dominant allele?

• Tt

• aa

• AA

• Aa

Which of the following is homozygous recessive?

• Tt
• tt
• TT
• T

Which of the following is homozygous dominant?

• Yy
• Y
• yy
• YY

Select all of the genotypes below.

• Bb

• Blue eyes

• Brown eyes

• bb

• BB

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What type of inheritance do two alleles have if their traits blend together?

• Incomplete Dominance

• Co-Dominance

• Mendelian Inheritance (Complete Dominance)

• Homozygous Inheritance