What does enterokinase do

Enterokinase is produced by the duodenal mucosa. It activates trypsin, a pancreatic proteolytic enzyme, which in turn activates the remainder of the enzymes facilitating protein digestion. The pancreas releases other proteolytic enzymes into the intestine that continue the digestive process.

Explanation:

Enterokinase is produced by the duodenal mucosa. It activates trypsin, a pancreatic proteolytic enzyme, which in turn activates the remainder of the enzymes facilitating protein digestion. The pancreas releases other proteolytic enzymes into the intestine that continue the digestive process.

Explanation:

the answer is d.) homologous; have mammary glands

thinking it would be d not too sure but i think it's right