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The most specialized class in Phylum Platyhelminthes is

Blood flukes of the genus __________ are important human parasites.

What anatomical structure(s) and physiology allow Nematodes to have a wide range of movement and the ability to “hold on?”

“Cephalization” refers to having sensory organs in the

Tapeworms lack

An outer layer of the epidermis that aids in transport of nutrients, wastes and gases is the

The pH of human blood is

The __________ body form of a Cnidarian is typically dioecious and motile. 

Turbellaria

A filarial worm which infects dogs, particularly common in the United States is