Answer:
Eubacteria and Archaebacteria
Explanation:
Prokaryotes are single-celled organisms that do not have a nucleus
Eukaryotes are typically multicellular, but definitely do have a nucleus
Eubacteria and Archaebacteria DO NOT have nuclei
Fungi (think mushrooms) and Protists do have nuclei- and belong to the Eukaryote group- which means they DO have nuclei
true body is protected against harmful flu viruses by
A: In chromosomes of cells
Oxygen and hydrogen will have a covalent bond
sodium and chlorine will bond as an electron
oxygen an iron will have a ionic bond
calcium and fluoride will have an ionic bond