Question: is this a 2) strong advice, 1) weak advice 0) no advice?

This would suggest that the SLC4A1Δ27 and GYPCΔex3 alleles should assort independently, if the apparent genetic load represented by SLC4A1Δ27 is not increased past a viable threshold by the addition of another significant erythrocyte membrane protein polymorphism. 
user
This is a strong advice
assistant