nonmendelian punnett squares

In flowers, a red (RR) flower and a white flower (WW) are crossed. What are the genotypes and phenotypes of their offspring?

• 100% pink (RW)
• 50% red (RR); 50% white (WW)
• 75% pink (RW); 25% white (WW)
• 100% red (RR)

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In flowers, 2 pink (RW) flowers are crossed. What are the genotypes and phenotypes of their offspring?

• 100% pink (RW)
• 50% pink (RW); 25% white (WW); 25% red (RR)
• 75% pink (RW); 25% white (WW)
• 100% red (RR)

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A father that is heterozygous blood type A is crossed with a heterozygous blood type B mother. What will be the genotype of the offspring?

• 50% AB; 50% OO
• 25% AB,  25% AO, 25% BO, 25% OO
• 25% AA, 25% BB, 25% AB, 25% OO
• 100% AB

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A father that has blood type O is crossed with a blood type O mother. What will be the genotype of the offspring?

• 50% AB; 50% OO
• 25% AB,  25% AO, 25% BO, 25% OO
• 25% AA, 25% BB, 25% AB, 25% OO
• 100% OO

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A red eyed female fruit fly X^R X^R is crossed with a white eyed male X^r Y. What are the phenotypes of the offspring?

• 2 red eyed females; 2 red eyed males
• 2 white eyed females; 2 red eyed males
• 2 white eyed females; 2 white eyed males
• 1 red eyed female; 1 white eyed female; 1 white eyed male; 1 red eyed male

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

In chickens feather color is controlled by codominance.
If a black chicken (BB) is crossed with a speckled (black and white) chicken (BW) what will be the phenotypes of the offspring?

• 100% speckled (black and white)
• 50% speckled (black and white); 50% black
• 75% white; 25% speckled (black and white)
• 50% white; 50% black

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2