Read the paragraph and select that text structure that it represents Despite the hatred that most people feel toward cockroaches, they do help humans in important ways. For example, they are perfect
experimental animals and are used for scientific research in the
laboratory. Breeding them is easy, for they thrive under almost any
conditions. In studies on nutrition and food, cockroaches are good
subjects because they will eat any kind of food. They can be used to
study heart disease, and cancer researchers work with roaches because
they grow cancerous tumors like those that are found in humans.
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 Read the paragraph and select that text structure that it represents