Cross: Ib Ib × Ia Ib
Offspring: IaIb , IbIb, IaIb, IbIb
ab = 50%
b = 50%
a = 0%
In short, Your Answer would be Option A) 0%
Hope this helps!
I think its true because the tornado is caused by the clouds.
When you combine the genotypes in the Punnet square you get :
1. EeRR
2.Eerr
3.EeRr
4.eerr
The ratio would be typical for a dihybrid cross: 9 of the individuals with both dominant traits, 3 of the individuals dominant for one trait, 3 dominant for the other trait and only one recessive for both traits.
There will be 9/16 of ebony flyes with red eyes
3-16 of ebony flies with orange eyes
3/16 of yellow flies with red eyes
1/16 of yellow flies with orange eyes
