Answer:
<em>Propoxur</em>
Explanation:
Propoxur is a well-known carcinogen. Using the EPA's cancer potency calculations and the results from our study, its found that daily lifetime exposure to the levels of propoxur residue found on dogs wearing flea collars could significantly increase the risk of cancer.
The movement of substances across the cell membrane either into or out of the cell
Answer:
False
Explanation:
it can be used to date stuff up to about 50000 years, so i'd say that its halfly false, so false is correct :)
