Which of the below organisms is a filamentous organisms that has spirally arrangedchloroplasts?

Match the bacterial appendage to its function 

The 3 species of human blood flukes have as intermediate host:

When a virus possesses an envelope, where did it get the envelope from?

Who first suggested the concept that viruses existed?

Which of the following tapeworm infections is associated with vitamin B12 deficiency macrocytic anemia: 

The fluke most commonly found in the US is:

A scolex is recovered in human feces after the patient is treated with medication. The scolex bears four cup-shaped suckers. This parasite is:

The nematode egg that appears as a barrel-shaped structure with clear polar plugs at each end of the egg belongs to:

The nematode Loa loa is transmitted to humans by