Hybrid Cross Phenotypic Ratios

Question 1

What is the phenotypic ratio for two Heterozygous parents? (Dihybrid cross)

Answer 1

9:3:3:1

Question 2

What is the phenotypic ratio for 1 Heterozygous and 1 Homozygous parent? (Dihybrid cross)

Answer 2

1:1:1:1 / 4:4:4:4

Question 3

What is the phenotypic ratio for True Breeding? (Homozygous D x Homo.R) (Dihybrid cross)

Answer 3

All heterozygous (16/16)

Question 4

What is the phenotypic ratio for two Heterozygous parents? (Monohybrid cross)

Answer 4

3:1

Question 5

What is the phenotypic ratio for 1 Heterozygous and 1 Homozygous parent? (Monohybrid cross)

Answer 5

1:1 / 2:2

Question 6

What is the phenotypic ratio for True Breeding? (Homozygous D x Homo.R) (Monohybrid cross)

Answer 6

All heterozygous (4/4)