If a homozygous individual expressing the dd genotype for a trait is crossed witha heterozygous dd individual, what ercentage of the resulting offspring on average would be expected to exhibit the recessive phenotype

Respuesta :

If the individual is homozygous with dominant trait then 0%
      D     D
D  DD   DD
d  Dd    Dd
If the individual is homozygous with recessive trait then 50%
      d      d
D  Dd   Dd
d   dd    dd