Life: The Science of Biology 11th Edition

Published by W. H. Freeman
ISBN 10: 1-31901-016-4
ISBN 13: 978-1-31901-016-4

Chapter 25 - Bacteria, Archaea, and Viruses - 25.1 - Bacteria and Archaea Are the Two Primary Divisions of Life - 25.1 Recap - Learning Outcomes - Page 533: 3

Answer

Prokaryotes are extremely diverse and always microscopic, two traits that make nucleotide sequencing an effective method of completing phylogenetic studies. All organisms possess rRNA, so sequencing can provide a basis of comparison across all living species. rRNA was also present in the common ancestor of all animals.

Work Step by Step

Prokaryotes are extremely diverse and always microscopic, two traits that make nucleotide sequencing an effective method of completing phylogenetic studies. All organisms possess rRNA, so sequencing can provide a basis of comparison across all living species. rRNA was also present in the common ancestor of all animals.
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