Science Notebook - Student Edition

Main Idea Details

Organizing Life’s Diversity 175

Characters

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Phylogenetic

Reconstruction

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on page.

Identify and give examples of the two types of characters in the

concept map.

Characters:

Morphological Characters: Biochemical Characters:

Example: Example: Example: Example:

Describe cladograms by completing the paragraph.

A is a branching diagram that represents the

proposed or evolution of a or group.

The groups used in cladograms are called. To

a cladogram, characters are identified.

Then the of various species is identified based on

the or of the derived characters in the

. In making a cladogram, assume that
groups that more derived characters have a more
common ancestor.

Section 17.2 Modern Classification (continued)

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Describe a process scientists use to construct a cladogram that

includes a new species of vascular plant that was recently discovered in the rainforest.

(^) SUMMARIZE