It really depends, think of it as 2 light bulbs in each parent. if both light bulbs in both parents are switched on that means their genes that they inherited are only able to have brown eyed babies, although if just 1 of the 4 light bulbs are not on it allows the baby to have blue eyes.
Answer:
pancreatic islets (Islets of langerhans)
it functions mostly to regulate blood sugar levels, secreting the hormones pancreatic polypeptide , glucagon, somatostatin, and insulin. As a part of the digestive system.
