I'd say A: tidal waves. B, C, and D don't really seem to fit for me.
The right answer is A.
The methylation profile of DNA is not obtained when DNA sequencing is performed.
Methylation is a process that can occur in DNA especially at the cytosine level. And this has a very important role in gene expression as it is part of the epigenetic expression.
Gene methylation can induce or repress gene expression depending on the localization of methylated bases.
Answer:
"Long, bitterly cold, dry winters and short, cool, damp summers define the boreal forest climate. The boreal forest is alive with activity. In the winter, their conical forms decrease snow buildup on branches, preventing them from breaking under the weight of the snow."
Explanation:
Hope this helps! :)