Answer:
A common measurement system allows them to make direct comparisons instead of having to know things like how much a certain animal weighs.
Explanation:
Got it off goo gle
Sounds like infectious would fit.
Cell, the smallest unit that can exist independently
Answer:
Based on the hypothesis, an increase in the ratio of Gi to Gs proteins coordinated signalling, would decrease cAMP concentration when GCPR binds to it, with the Gi function intact and able to oppose the Gs protein activation.