The elephants skull, I believe.
adenine (A) pairs with uracil (U); guanine (G) pairs with cytosine (C).
Answer: B
Explanation:
"Furthermore, ectomycorrhizal fungi can slow down decomposition, a natural process that returns carbon from forest soils back to the atmosphere. In these ways, ectomycorrhizal fungi enhance the ability of forests to keep carbon locked up in trees and soils, and out of the atmosphere." (http://www.bu.edu/articles/2018/4-things-to-know-about-fungi-climate-warriors/)
<span>Every magnet has a north pole and a south pole. Similar poles of two magnets repel each other; opposite poles attract each other.</span>