Identify the reproductive structure shown.

In comparative anatomy, the forearm of a human and the wing of a bird are said to be ______ structures.

Name a species that is currently evolving.

This is a fossil of what organism?

Below is an image of Alpha-Glucose in its ring form.  Briefly explain why a glucose molecule cannot pass freely through a cell membrane.   

  In which phylum does this species belong?    

When you dissected your owl pellet why do you think you were able to find bones from different species? 

The fossilized remains of these organisms make up ______________ used in swimming pool filters, toothpaste, etc.

Who is the Father of Taxonomy?

The following molecules are all very important in the process of metabolism.  Match each of the following molecules with its correct molar mass (use the periodic table provided). A. Glucose: C6H12O6 B. Carbon dioxide: CO2 C. Phosphate ion: PO43- D. Carbonic Acid: H2CO3