Bird W belongs to the _________________________ genus.

• Certhidea

• Geospiza

• Camarhynchus

• Platyspiza

Bird X belongs to the _________________________ genus.

• Certhidea

• Geospiza

• Camarhynchus

• Platyspiza

Bird Y belongs to the _________________________ genus.

• Certhidea

• Geospiza

• Camarhynchus

• Platyspiza

Bird Z belongs to the _________________________ genus.

• Certhidea

• Geospiza

• Camarhynchus

• Platyspiza

Which dinosaur is probably the most recent common ancestor of Velociraptor and Archaeopteryx?

• Theropods

• Allosaurus

• Sinornis

• Robin

Which characteristics shown on the cladogram are shared by Sinornis and Allosaurus?

• Light bones

• 3-toed foot; wishbone

• Down feathers

• Feathers with shaft, veins, and barbs

• Flight feathers; arms as long as legs

What characteristic separates Theropods from Allosaurus?

• Light bones

• 3-toed foot; wishbone

• Down feathers

• Feathers with shaft, veins, and barbs

• Flight feathers; arms as long as legs

Cells that contain DNA enclosed within a nucleus are called ___________________ cells.

Cells that contain DNA that is not enclosed within a nucleus are called ________________ cells.  

If two worms belong to the same class do they also belong to the same phylum?

• Yes

• No