<h2>
<em><u>air</u></em><em><u> </u></em><em><u>pollution</u></em><em><u> </u></em></h2>
Explanation:
<h3><u>I</u><u> </u><u>don't</u><u> </u><u>know</u><u> </u></h3>
The presence of a mountain range could isolate the gene pool of the species which would likely change or mutate characteristics may arise in the species. <span />
Answer:
I for real need the answer
Explanation:
:(((((