I think the answer will be B. sliver and A. gold
Answer:
bacteria and archaea
Explanation:
The most closely related taxonomic groups are the bacteria and archaea.They are the only prokaryotes among the taxonomic groups that are listed.In addition,both of them contain flagella as a locomotive structure.
When Vietnam turned to communism and Russia was still trying to spread it later china followed and that's what got us worried
Microscopes help the scientists to study the microorganisms, the cells, the crystalline structures and the molecular structures, They are one of the most important diagnostic tools when the doctors examine the tissue samples.