Classification of organisms into three domains is based on
A) cellular proteins.
B) cellular organization.
C) the presence of a cell wall.
D) nutritional requirements.
E) the number of cells in the organism.

Question

Quizplus · Accepted Answer

The three domains of life (Archaea, Bacteria, and Eukarya) are primarily classified based on their cellular organization. Archaea and Bacteria are both prokaryotic cells, which lack a membrane-bound nucleus and other membrane-bound organelles, while Eukarya have a membrane-bound nucleus and various membrane-bound organelles. Therefore, the cellular organization is the most appropriate choice for the classification of organisms into three domains of life.

Classification of Organisms into Three Domains Is Based on