I think the correct answer is C. Hope this helps.
Answer:
D is the answer
Explanation:
Hydraulic facturing, aka fracking, uses toxic chemicals above some regulations which may lead to a leak into water supplies and therefore contaminate it.
It has not much to do with coal, more to do with oil and natural gases
Because of fracking now making it accessible to reach sources in vast number that were previously unacessible, it leads to decreases in gas prices
Hope this helps :)
The replication of chromosomes by eukaryotes occurs in a relatively short period of time because each chromosome contains multiple replicons. Prokaryotic such as bacteria often contain only one chromosome with one origin at which two replication forks assemble and move in opposite directions.
<span>"DNA is used as a template to make RNA" is a part of the central dogma of molecular biology.</span>
