Answer:
pollution doesn't nessairly stay in the atmosphere, it is moved throughout the atmosphere and can be removed by a natural process.
Answer:
They were introduced by humans
Explanation:
I attached a PDF document, just take a part of it that seems to work the best, and put it through a paraphrasing tool so it doesn't get flagged for plagiarism
Answer:
Represented by upper and lowercase letters
(C) genotypes
Answer:
a control
Explanation:
you need something to compare it to to see if anything happens
Tendons connect muscle to bone. So when your muscles contract the tendons are what pull directly on the bone
