It is a pyramid. The basic graph of changes in energy and biomass and shown in trophic levels on a pyramid.
It may be pathogens I hope this is right!
Answer:
Remember: For DNA... t=a. a=t. c=g. g=c
Remember: For RNA...... u=a t=a a=u g=c c=g
I think the the side where no snow falls, I hope I helped, sorry if I am wrong!