Respuesta :
The answer is letter D. The macronucleus is not exchanged during conjugation. It normally contains the working duplicates/copies of genes necessary to support an enormous cell. Macronucleus is formed by a direct division of the polyploid nucleus right after conjugation then followed by series of internal gene replication that is not oftenly occurring in micronucleuse.
Answer:
1. what are protists
eukaryotes that are not other kingdoms
2. how protists= eukaryotes
common ancestor.
3. nonmotile protist
moved by current
4.Scientists once classified protists
many protists don't have any characteristics similar
5. macronucleus of paramecium
does not disintegrate
Explanation: