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Influenza Virus Classification: The Many Varieties of Influenza
When you read about influenza, you encounter an alphabet soup of influenza virus varieties. Find out the background of influenza virus classification, subtypes, and strains.

Published by Robyn Broyles (11,071 pts ) on May 2, 2009 to
Medical Science Articles
What is Phylogeny?
How is phylogeny related to genealogy? Both study family relationships. Read about concepts relating to phylogeny.

Published by Robyn Broyles (11,071 pts ) on Sep 30, 2008 to
Medical Science Articles
What Are Fungi? A Definition Based on Phylogeny
Fungi phylogeny provides a good way to define this diverse group, whose members range from simple to complex.

Published by Robyn Broyles (11,071 pts ) on Sep 29, 2008 to
Medical Science Articles
What is Phylogeny Used For?
Phylogeny is not just theoretical science. Researchers in applied fields from medicine to environmental clean-up have found the study of phylogeny to be valuable.

Published by Robyn Broyles (11,071 pts ) on Sep 28, 2008 to
Medical Science Articles
Mikko's Phylogeny Archive
Mikko's Phylogeny Archive is a project aimed at collecting phylogeny trees to represent all living organisms. Though it is a private, non-scholarly project, this remarkable project is still a respected and valuable source for phylogeny information.

Published by Robyn Broyles (11,071 pts ) on Sep 23, 2008 to
Medical Science Articles

Ontogeny Recapitulates Phylogeny, Part Two: Problems and Influences
The theory of recapitulation in its strict literal form is now known to have many problems, but it had a notable influence on other areas of science such as the social sciences. Part Two of this series explores these ideas.

Published by Robyn Broyles (11,071 pts ) on Sep 22, 2008 to
Medical Science Articles
Ontogeny Recapitulates Phylogeny, Part One: Ernst Haeckel's Theory
"Ontology recapitulates phylogeny" is a phrase signifying a relatively old idea in biology. Based on observations of embryos, its meaning and importance have changed through the history of science. Part One of this series examines the origin of this idea.

Published by Robyn Broyles (11,071 pts ) on Sep 22, 2008 to
Medical Science Articles
Ontogeny Recapitulates Phylogeny, Part Three: The Modern Interpretation
The phrase "ontogeny recapitulates phylogeny" still has some value in modern zoology, even though its original version has been thoroughly rejected. Part Three of this series explains its importance to cladistics.

Published by Robyn Broyles (11,071 pts ) on Sep 22, 2008 to
Medical Science Articles
Shark Phylogeny, Part 2: A Phylogeny Tree for Sharks
This article is the second in a two-part series on shark phylogeny. It describes the evolutionary relationships between different groups of sharks and includes a shark phylogeny tree in text form.

Published by Robyn Broyles (11,071 pts ) on Sep 15, 2008 to
Medical Science Articles
Did Ape to Human Evolution Take Place?
Do any scientists believe that humans evolved from apes? The answer may surprise you.

Published by Robyn Broyles (11,071 pts ) on Sep 11, 2008 to
Medical Science Articles