I think it's this, since they are codominate traits, both show up when there are two different alleles
ADminister morphine and make she she does not feel pain.
The answer would be cretinism
Iodine is an element that vital for making thyroid hormone. Deficiency of iodine can cause hypothyroidism which can lead to growth retar..dation of the child inside the mother. This will cause the child develop a disease called cretinism. A child with cretinism will have a disturbance in growth and development.