Question

Is it enough for a female to have 1 dominant gene, or do both genes have to be dominant for her to have a disease (for example is X(R) X(r) enough ti get the trait or does it have to be X(R) X(R) )?

Answer 1

Answer:

I think that if the disease is dominant it may show off if it is not it will not because two recissive gene are needed to show of

Answer 2

Answer:

In this case most diseases are recessive, but If there is even one dominant allele then it will show over

Explanation:

hope it helps