4 - Nymphs gradually acquire adult structures sucha as...

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AP Biology Campbell Textbook Notes Insects - Three parts: head, thorax, abdomen. 3 pairs of legs attached to thorax. One pair of antennae , compound eyes which detect minute changes in color and movement. - 3 pairs of appendages used as mouth parts, including mandibles. - Growth involves metamorphosis, which is process of changing shape and form. In incomplete metamorphosis, immature forms (called nympyhhs) of insects look like adults.
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Unformatted text preview: Nymphs gradually acquire adult structures sucha as wings and sex organs. -Termites destroy wood. Insects pollinate crops-Communicate thru sound, chemical, and signals. Pheromones are specific chemical messengers that affect behavior or development in other individual of same species.-Society is a group of animals of the same species that work together for the benefit of the whole group, such as ants bees and termites....
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