Predict the outcomes of dihybrid crosses II

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Predict the outcomes of dihybrid crosses II - Starter Quiz

Answer the questions below. When you submit the quiz, you will receive feedback on any incorrect answers.

Mark the possible gametes from these parents with two traits. *

3 points

Ggpp

GgPP

ggPP

What is the law of segregation? *

1 point

Each parent passes an allele at random to their offspring resulting in a diploid organism

Each allele segregates into little versions of themselves

Parents must be kept apart to avoid offspring

In the dog Richardson's retriever, spotted coat (D) is dominant over white coat (d) and green eyes (G) is dominant over blue eyes (g). Tick the descriptions that apply to these parents: *

5 points

DDGG

Ddgg

ddgg

ddGG

DDgg

Homozygous spotted and green eyed

Homozygous white and green eyed

Homozygous spotted and blue eyed

Heterozygous spotted and blue eyed

Homozygous white and blue eyed

The law of independent assortment is demonstrated here because: *

1 point

the alleles of different genes (green and orange) get sorted into gametes independently of one another.

the daughter cells choose their alleles

The assortment of genes is determined by their colour

What are the parent alleles from this cross? *

1 point

Required

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