Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

The metameric feature, .e., the body
segmentation metameres,
approximates annelids arthropods
since these are segmented
beings . (Bristles present in
and polychaete annelids
also covered with , the same
substance the arthropod
exoskeleton.)