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Among the four available choices, which one bestdescribes the following statement:
chemical modifications on the tails of histonesdetermine whether chromatin is open (decondensed) orclosed
| A. | in eukaryotes (euks) only |
| B. | in neither proks nor euks |
| C. | in prokaryotes (proks) only |
| D. | in both proks and euks |
When comparing replication and transcription, pick thebest answer that describes this property:
in eukaryotes, the new strands are modified by additionof a string of A nucleotides
| A. | both |
| B. | transcription only |
| C. | neither |
| D. | replication only |
