Cladograms Flashcard

Front

What is a cladogram?

Back

A cladogram is a diagram that shows the evolutionary relationships among various biological species based on similarities and differences in their physical or genetic characteristics.

Front

What do the branches in a cladogram represent?

Back

The branches in a cladogram represent the evolutionary pathways and relationships between different species or groups.

Front

What is the significance of a common ancestor in a cladogram?

Back

A common ancestor is a species from which two or more species have evolved. It is represented at the base of the branches in a cladogram.

Front

Which two animal phyla are most closely related according to the provided cladogram?

Back

Arthropoda & Mollusca.

Front

What is the closest relative to humans according to the cladogram?

Back

Mouse.

Front

What characteristic do squirrels and lions share that distinguishes them from other animals?

Back

They are both mammals.

Front

Which organisms are known to lack tissues?

Back

Sponges.

Front

What are the three domains of life?

Back

Bacteria, Archaea, and Eukarya.

Front

Which two domains of life are most closely related?

Back

Archaea & Eukarya.

Front

What is the difference between vertebrates and invertebrates?

Back

Vertebrates have a backbone, while invertebrates do not.