This is not even a question. Is it a true or false question if so tell us.
The pancreas maintains the body’s blood glucose (sugar) balance. The pancreas is unique in that it’s both an endocrine and exocrine gland. In other words, the pancreas has the dual function of secreting hormones into blood (endocrine) and secreting enzymes through ducts (exocrine).
I believe it would be 1. Species preservation and biological control.
True breeding if it always produces white flowers