What are single-celled organisms that lack a nucleus?\nOptions:\n- (A) ferns\n- (B) barnacles\n- (C) Most plants\n- (D) cacti\n- (E) Leeuwenhoek\n- (F) orchids\n- (G) bacteria\n- (H) PDAs
Step-by-step reasoning process below:
(G)
Prokaryotes are single-celled organisms that lack a nucleus.

Bacteria are said to be prokaryotes.

Bacteria are single-celled organisms that lack a nucleus.

.

The answer: (G)