Question

In which domain(s) are single-celled organisms found?

A.
Bacteria and Eukarya


B.
Archaea and Eukarya


C.
Only Archaea


D.
Bacteria, Archaea, and Eukarya

Answer 1

b

Step-by-step explanation:

Answer 2

The single-celled organisms are found in Archaea and Eukarya. The Eukarya believed to be originated from Archaea. Eukarya contains a membrane - bound nucleus while the archea has no nuclear membrane. The answer is B. I hope my answer helps you.