The Fitch Algorithm

question 43

Multiple Choice

The Fitch algorithm

• A)determines how many evolutionary changes are required for a given tree and character.
• B)does not find the best tree.
• C)is based on a parsimony approach.
• D)A and B
• E)A and C

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Definitions:

Representative Clade

A group of organisms that together represent a branch of the tree of life, sharing a common ancestor.

Supergroup

In biology, a high-level taxonomic rank above the group level, often used in the classification of life forms that share common evolutionary traits.

Green Algae

Photosynthetic, aquatic organisms in the Chlorophyta division, considered the ancestors of land plants.

Representative Clade

A group of organisms that consists of a common ancestor and all its lineal descendants, representing a single branch on the tree of life.