Define Cross-Promotion

question 117

Essay

Define cross-promotion. Explain why it is used. Give examples of cross-promotion.

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Definitions:

Medusa

Among cnidarians, bell-shaped body form that is directed downward and contains much mesoglea.

Polyp

Among cnidarians, body form that is directed upward and contains much mesoglea. In anatomy: small, abnormal growth that arises from the epithelial lining.

Proglottids

Segments that make up the body of tapeworms, each capable of reproducing sexually.

Cercariae

The larval stage of certain parasitic flatworms belonging to the class Trematoda, which is released from the intermediate host and seeks out the definitive host in which it will mature.