4. The pancreas produces the hormone insulin that controls glucose (sugar) levels in the blood stream. When it does not work properly, it can cause a disease
called - *
Leukemia
Appendicitis
Acid reflux
Diabetes

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .