Adenine goes with Thymine and Cytosine goes with Guanine
Answer:
Due to its spreading nature.
Explanation:
Transboundary environmental threats like pollution is a problem for both parties i. e. one that is producing pollution and the other which is not producing it, because pollution can't remain at one place and spread from one part to another part of the earth due to open environment. So due to its spreading, it affected both the producing and non-producing parties.
Hello Pgoodrichstat!
The process that helps gas exchange occur is called diffusion.
Cheers!
-Blizzard
B is the most effective and feasible, and it prevents the initial introdution of the species
