The Common Ancestor of All of the Species Displayed in a Phylogenetic

question 120

Multiple Choice

The common ancestor of all of the species displayed in a phylogenetic tree lies at the _______ of the tree.

• A) node
• B) root
• C) tip
• D) taxon
• E) None of the above

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Definitions:

Adopted Children

Children who have been legally taken into the family that is not their biological family, to be raised as a member of that family.

Biological Parents

The individuals who contributed the genetic material to the creation of an offspring, typically referred to as the mother and father.

Fat Tissue

Biological tissue that stores energy in the form of lipids, provides insulation, and serves as padding and protection for body organs.

Settling Point

A theory in biology and physiology suggesting that body weight is regulated around a genetically predetermined 'settle point'.