PLEASE HELP ME According to the food webs, which two organisms do not exhibit a competitive relationship over resources?
A. bison and elk
B. eagle and black bear
C. elk and beaver
D. beaver and bison

Photosynthesis converts light energy to chemical energy. which molecules are the end product of this transformation of energy in this reaction?

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

Several billion years ago which gas was the least prevailant in the atmosphere