The answer is B. I hope that this helped.
The answer to this question is A. Eukaryotic
Eukaryotic cells are distinguished by membrane-bounded organelles that contain genetic information and protected by nuclear protein.
In this place, DNA is combined together by proteins and placed accrodingly into the chromosomes.
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Where you able to find the answer
It helps get rid of carbon dioxide.
Took me a while to understand any of this XD