Which statement best explains the role of decomposers in
a. they remove waste from the fungi and plants.
b. they remove waste from the ground and water.
c. they produce a useable form of nitrogen for producers and consumers.
d. they produce useable forms of proteins for producers and consumersan ecosystem?

I think for the first square its RR, second square Rr, third square Rr, and the fourth square rr. Usually they use uppercase for the dominant trait and lowercase for recessive so Im assuming number one would be abount 75%? the second one probably around 25% ns tho, Idk the last one But i hope this helps you, have a wonderul day/evening. :)