Answer:
overpopulation can occur when there are not enough preadators or the food web is out of balance, in some ecosystems overpopulation can really harm it as some organisms increase and decrease which can cause an extintion if it gets too out of hand.
Explanation: period.
Hope this helps
Mercury, Sulfur and Oxygen
Hershey-Chase, or Alfred Hershey and Martha Chase.
Answer:
b permeated diffusion ...........
