Distinguish between morphological, phylogenetic, and biological species concepts. What are the advantages and disadvantages of each? What notion is common to each of the species definitions that we considered? Why do species definitions matter in conservation biology?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Distinguish between morphological, phylogenetic, and biological species concepts. What are the advantages and disadvantages of each? What notion is common to each of the species definitions that we considered? Why do species definitions matter in conservation biology?

What are the most common mechanisms of sympatric speciation and in which major group of organisms does this happen most often? Distinguish between sympatric and allopatric and parapatric speciation. Which is considered the (far) more common mechanism of species formation? What does "gene flow" between populations do?

Describe the modern theory of evolution and discuss how it is supported by evidence from two of the following three areas.
a. Population genetics
b. Molecular biology
c. Comparative anatomy and embryology
Evolution is one of the major unifying concepts of modern biology. Explain the mechanisms that lead to evolutionary change. Describe how scientists use each of the following as evidence for evolution.
• Bacterial resistance to antibiotics
• Comparative biochemistry
• The fossil records

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