Which of the Following Is Not an Example of a Barrier

question 146

Multiple Choice

Which of the following is not an example of a barrier to entry?

• A) Al owns the only parcel of lakeside property with a beach that is safe for swimming. He charges admission to neighbors who want to use the beach.
• B) Meredith owns the copyright to a popular song. She receives royalties every time a radio station plays her song.
• C) Matt sells computers to his state government for use in their legislative sessions. He has sold computers for ten years.
• D) Anne owns the patent for a new running shoe. She receives payments from the company who manufactures the shoes.

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Definitions:

Unicellular

Composed of a single cell, characteristic of organisms that perform all life processes within a single cellular structure.

Euglenoids

A diverse group of single-celled, flagellate protozoans, many of which are photosynthetic, found mostly in fresh water.

Photosynthetic

Refers to organisms that can produce their own food by converting light energy into chemical energy through the process of photosynthesis.

9 + 2 Arrangement

The structural organization of microtubules in a eukaryotic flagellum or cilium, consisting of nine doublets surrounding two singlets.