Genetics Practice

The dominant trait is

• yellow pea seeds
• green pea seeds
• there is no dominant seed
• Jolly green giant

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

To express the recessive trait you must be

• homozygous dominant
• heterozygous
• alleleerific
• homozygous recessive

Tags

NGSS.HS-LS3-1

An allele that is hidden when the dominant allele is present.

• Dominant Allele
• Gene
• Recessive Allele
• Probability

Tags

NGSS.HS-LS3-3

Axial flowers is dominant to terminal. What is the probabilty of offspring being terminal?

• 1/4
• 2/4
• 3/4
• 4/4

Tags

NGSS.HS-LS4-3

The genotypic ratio here is

• 25% blue eye 75 % brown eye 
• BB = 25% Bb = 50% bb = 25%
• BB= 50 % bb = 50%
• All brown eye

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

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow

Tags

NGSS.HS-LS3-1

Which would be the correct way to set up a Punnett square if mom is homozygous dominant and dad is homozygous recessive?

• A
• B
• C

Tags

NGSS.HS-LS3-1

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

Tags

NGSS.HS-LS3-1

BB, Bb, and bb are examples of _________________

• Dominant
• Homozygous
• Genotype
• Phenotype

Tags

NGSS.HS-LS3-1