Shared Flashcard Set

Details

Title

ZOOL 431

Description

Comparative Anatomy of Vertebr

Total Cards

Subject

Anatomy

Level

Undergraduate 4

Created

09/24/2007

Click here to study/print these flashcards.

Create your own flash cards! Sign up here.

Additional Anatomy Flashcards

Term

adaptation

Definition

inherited trait that increased survival

Term

homology

Definition

similarity due to a common ancestry
(may or may not have same func/form; ex. forelimbs of humans, bats, and birds)

Term

homoplasy

Definition

similarities caused by anything except common ancestry

Term

analogy

Definition

structures with the SAME FUNCTION
(not necessarily homologous)

Term

Derived vs. primitive characteristics

Definition

derived = advanced, used to define groups

primitive = ancestral, more broad/widespread