Genotypes and Phenotypes Quiz

What is a phenotype?

• Two allele written together for a gene

• A single letter written alone

• A physical trait we can actually see

• When the two alleles are the same for a gene

Tags

NGSS.HS-LS4-3

NGSS.HS-LS4-4

Which of these is an example of a genotype?

• Purple Flowers

• White Flowers

• W

• ww

Is the genotype WW heterozygous or homozygous

• Heterozygous

• Homozygous

What is the definition of a homozygous genotype

• When two alleles are different

• When two alleles are uppercase

• When two alleles are the same

• When there is only one allele

How many alleles are in a genotype?

• 1

• 2

• 3

• 4

If r is for having a Widows peak. How many of the offspring will NOT have a widows peak

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.MS-LS3-2

If T is for curled tail and t is for straight tail. What percent of offspring will have a straight tail?

• 0%

• 25%

• 50%

• 75%

Which allele is hidden?

• Dominant

• Recessive

Which genotype is homozygous dominant?

• EE

• Ee

• ee

Which of the following is an example of an allele?

• W

• ww

• Ww

• Purple Flowers

Tags

NGSS.MS-LS4-4