Question

A study found that children with light-coloured eyes are likely to have parents with light-coloured eyes. On this basis, can we say anything about whether the light eye colour trait is dominant or recessive? Why or why not?

Answer 1

Light-coloured eyes trait is dominant because dominant gene will show their physical appearance from generation to generation . So,it can be said that light eye colour is dominant.

Hope

Answer 2

If the children born with light coloured eye then it will be likely as any of their parents .

On the basis, we can say that light coloured eye is dominant.

Male. Female

X,Y. XX. >gamets

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XX. XY

Female. Male

If female child is born then the dominant trait will be X.

If male child is born then the dominant trait will be Y.