Janvier Has Blue Eyes

Janvier has blue eyes. His father has brown eyes, but his mother has blue eyes. What do we know for sure about these genotypes?

A) His father had two dominant alleles for eye colour.
B) His father and his mother both contributed a recessive gene to Janvier.
C) His mother is dominant for blue eyes.
D) Janvier had a 75% chance of getting blue eyes.
E) His mother is heterozygous for eye colour-one brown allele and blue allele.

Correct Answer:

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