The statement It is an exceedingly long and fragile molecule is not true about eukaryotic DNA (Option A).
The eukaryotic DNA molecule is arranged in the form of a densely compacted structure by histone proteins that bind to this molecule and whose compaction degrees are indicative of the overall transcriptional state.
Therefore, with this data, we can see that the eukaryotic DNA molecule is composed of a densely compacted sequence associated with histone proteins that are able to regulate the transcriptional process through the compaction state.
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