Which systems in the body work together to maintain blood sugar levels? select the best answer

I'm not sure of what the choices are, but it's the pancreas. If it asks for the system, the pancreas works as part of the digestive system, and preforms endocrine functions, so as per the question being "which systems in the body work together" I'd probably say digestive and endocrine.

The rate that would change would be the  searching efficiency/attack rate. there are only two other rates in this model: the  growth rate of prey, and the  predator or consumer mortality rate.the  searching efficiency/attack rate is what indicates how effectively can a predator capture its prey whether in the searching process or actual capturing/attacking process.