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True or false: amphibians have a 4-chambered heart like humans.

Which device would help decrease the spread of Wuchereria bancrofti?

What is the purpose of the carapace in a horseshoe crab?

How can you tell the difference between a centipede and a millipede?

True or false: Evolution can be defined as a change in gene frequency in a population over generations.

Where do juvenile hookworms mature?

What part of the body does Wuchereria bancrofti infect? See the diagram below for more information.

Regarding the Ascaris lumbricoides life cycle in the diagram below, which answer choice which answer choice below would best help prevent reinfection with ascaris?

What structure of on a female nematode serves as location where fertilized eggs develop?

What is the purpose of the cheliped in a crayfish?