The osmotic balance between blood and interstitial fluid is maintained by plasma proteins called albumins.
Answer:
(based of what I would think )
Explanation:
If we didn't have decomposers, the waste left from the food we eat and what the wolves and stuff eat would grow into a problem, we would have ( i think) a mess or something
( more people can answer this better then me)
Leafs do photosythesis because leafs absorb blue and red light and reflect green just an aditional fact for ya