LS8.3.1 & LS8.3.2

What is the scientific explanation of how species change over time?

• Theory of Evolution

• Law of Superposition

• Plate Tectonics Theory

• Natural Selection

What principle states that older rock layers are beneath younger ones?

• Theory of Evolution

• Law of Superposition

• Plate Tectonics Theory

• Natural Selection

What is the idea that Earth's crust is divided into moving plates?

• Theory of Evolution

• Law of Superposition

• Plate Tectonics Theory

• Natural Selection

What is the gradual change in species over time?

• Evolution

• Natural Selection

• Genetic Variation

• Extinction

What are preserved remains or traces of ancient organisms called?

• Fossil

• Vestigial Structures

• Homologous Structures

• Analogous Structures

What are body parts that have lost their original function over time?

• Vestigial Structures

• Homologous Structures

• Analogous Structures

• Fossils

What refers to past relatives of an organism?

• Ancestry

• Homologous Structures

• Analogous Structures

• Fossils

What are similar structures in different species due to common ancestry called?

• Homologous Structures

• Analogous Structures

• Vestigial Structures

• Fossils

What are similar structures that evolved independently in different species called?

• Homologous Structures

• Analogous Structures

• Vestigial Structures

• Fossils

What is the study of body structure?

• Anatomy

• Comparative Anatomy

• Evolution

• Natural Selection