Answer:
Ozone layer saves the earth from the ultraviolet rays of sun which is harmful for earth. It is situated jn upper atmosphere and saves earth. But thus chlorofluorocarbons destroys the Ozone Layer in the atmosphere.
Answer:
Natural selection leads to adaptation, that is, to a population dominated by organisms that are anatomically, behaviorally, and physiologically well suited to survive and reproduce in a specific environment. ... Species become extinct because they can no longer survive and reproduce in their altered environment.
Explanation:
Biology is the study of natural science (nature) and it is important to humans cause we learn about it
Answer:
I believe it's c I could be wrong but I'm pretty sure
