What criteria does the student use to classify the plant as living rather than nonliving?

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of

This connective tissue consists of large round densely packed cells with the nucleus pushed to one side.

What is the role of pancreatic juice in digestion?