Monohybrid Practice

Where, in the eukaryotic cell, is DNA located?

• ribosomes
• nucleus
• E.R.
• cytoplasm

Tags

NGSS.MS-LS1-2

Purple flowers are dominant to white flowers. If we crossed a heterozygous purple flower and a white flower how many heterozygous purple flower offspring would result?

• Pp 25%

• pp 25%

• Pp 50%

• pp 50%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?

• 0 %
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

In guinea pigs, black eyes are dominant to red eyes. A male guinea pig that is heterozygous is crossed with a female that has red eyes. What are the expected phenotypes of their offspring?

• 2 black : 2 red

• 1 black : 3 red

• 0 black : 4 red

• 3 black : 1 red

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

The letters Tt are an example of _____________ alleles

• Homozygous

• Heterozygous

Tags

NGSS.HS-LS3-2

A tall plant (TT) is crossed with a tall plant (Tt).  What is the genotype?

• 2 TT: 2 Tt: 0 tt
• 1 TT: 2 Tt: 1 tt
• 2 TT: 1 Tt: 1 tt
• 0 TT: 0 Tt: 4 tt

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

A green pea plant (GG) is being crossed with a green pea plant (Gg). What is the phenotype?

• 100 % rainbow 
• 50% yellow and 50% green 
• 100% green
• 100% yellow 

Tags

NGSS.HS-LS3-1

A red flower (Rr) is crossed with a white flower (rr). What is the genotype?

• 0 RR; 0 Rr: 4 rr
• 2 RR; 0 Rr: 2 rr
• 4 RR; 0 Rr: 0 rr
• 0 RR; 2 Rr: 2 rr

Tags

NGSS.HS-LS3-1

Two heterozygous red flower (white flowers are recessive) are crossed. What is the phenotype?

• 75% red and 25% white
• 25% red and 75% white
• 100 White 
• 50% red 50% red 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

The letters TT are an example of _____________ alleles

• Homozygous dominant

• Heterozygous

• Homozygous recessive

Tags

NGSS.HS-LS3-1