Answer:
The answer is they have eukaryotic cells.
DNA makes up the human genome
Its poisonous biotic factor because they are real diseases we consume and they interact with us almost everyday
Explanation: we will conclude this by the following characteristics:
1.organims that lack a proper nucleus.
2.they have membrane bounded organelles
3.they are tiny single cell oraganisms which cannot be seen by naked eye.
4.they are the oldest livinh organisms on earth
5.they are present in very harsh conditions like volcanic vents or at the bottom of the sea