Which form of metamorphosis involves three distinct life stages (such as larva, pupa, adult)?

What is the purpose of the cheliped in a crayfish?

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

Which of the following is not a characteristic of a sponge?

Ants are a part of which class?

Which of the following definitions below is the best definition for evolution according to Charles Darwin?

True or false: all starfish have 5 arms.

Read the following information and then answer the question below: “The life cycle of Ascaris lumbricoides, a common parasitic roundworm, begins when an infected host excretes mature eggs in feces. When another host ingests these eggs, the larvae hatch in the small intestine, burrow into the intestinal wall, and migrate to the lungs via the bloodstream. Once in the lungs, the larvae mature, ascend the bronchial tree, are coughed up, and are swallowed again, returning to the intestines where they grow into adult worms. Adult females produce eggs, which are excreted through feces, continuing the cycle.” Which answer choice below is true regarding the Ascaris lumbricoides life cycle?

How can you identify a harvestman (also known as a granddaddy spider)?

True or false: nematodes are more numerous than insects.