GENETICS EXAM REVIEW

Which of the following is a phenotype?

• Aa
• red hair
• heterozygous
• DNA

Tags

NGSS.MS-LS4-4

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

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

• Dominant Allele
• Gene
• Recessive Allele
• Probability

How many boxes would say BB?

• 1
• 2
• 4
• 0

Tags

NGSS.HS-LS3-1

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt
• Tt
• Bb
• TT

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

NGSS.HS-LS3-2

If B = brown hair and b = blonde hair, what is the probability of brown hair?

• 25%
• 50%
• 0%
• 75%

Tags

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

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

A Punnet Square will 

• tell you exactly what your offspring will look like
• increase the chance you pass on recessive traits
• predict genotypes and phenotypes in offspring
• have no purpose but for Taylor to give us extra assignments

Tags

NGSS.HS-LS3-1