Carl Woese proposed the concept of the domain based on differences of which of the following cellular molecules?
A) transfer RNA
B) membrane lipids
C) ribosomal RNA
D) DNA
E) proteins

Question

Quizplus · Accepted Answer

Carl Woese developed the concept of the three domains of life (Bacteria, Archaea, and Eukarya) based on differences in the nucleotide sequences of ribosomal RNA (rRNA) molecules. He used rRNA as a molecular clock to trace the evolution of organisms and distinguish between different lineages of organisms.

Carl Woese Proposed the Concept of the Domain Based on Differences