The answer is _southern blotting_
Hope this helps
Answer:
Extraction of oil from tar sands is not economically feasible.
Explanation:
There would be a lot of plants that would not be able to live because a lot of plants rely on bacteria to take nitrogen from the air and put it in the soil for the plants to use. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
It depends on the weight of the sediments.
They use to determine weather