i'm using Savvas Realize and everytime i try to open a chapter of the book, I receive this message. Can someone help me out? I signed in then out multiple times nothing's working.

What does homeostasis means in biology?

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste.the percentage of food that the united states wastes each year is %.

Which group of molecules are targeted by the kinases in order to control this movement