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A pheromone (from Ancient Greek φέρω (phérō) 'to bear' and hormone) is a secreted or excreted chemical factor that triggers a social response in members of the same species. Pheromones are chemicals capable of acting like hormones outside the body of the secreting individual, to affect the behavior of the receiving individuals. [1]
Releaser pheromones have a brief, immediate behavior-controlling effect. The first pheromone discovered, bombycol, is an example. Releaser pheromones typically include aggregation pheromones, dispersal pheromones, alarm pheromones, tracking pheromones, and marking pheromones, among others, in addition to the well-known sex pheromones. [63]
For example, the Eastern spruce budworm Choristoneura fumiferana female pheromones contain a 95:5 mix of E-and Z 11-tetradecenal aldehydes, while the sex pheromones of other species of spruce budworm contain acetates and alcohols. [13] Sexual development in the freshwater green alga Volvox is initiated by a glycoprotein pheromone. [14]
Pages in category "Insect pheromones" The following 37 pages are in this category, out of 37 total. This list may not reflect recent changes. ...
A pheromone (from Greek phero "to bear" + hormone from Greek – "impetus") is a secreted or excreted chemical factor that triggers a social response in members of the same species. Pheromones are chemicals capable of acting outside the body of the secreting individual to impact the behavior of the receiving individual. [5]
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Pheromones can be used instead of insecticides in orchards. Pest insects are attracted by sex pheromones, allowing farmers to evaluate pest levels, and if need be to provide sufficient pheromone to disrupt mating. Chemical communication in insects is social signalling between insects of the same or different species, using chemicals.
Trail pheromones are semiochemicals secreted from the body of an individual to affect the behavior of another individual receiving it. Trail pheromones often serve as a multi purpose chemical secretion that leads members of its own species towards a food source, while representing a territorial mark in the form of an allomone to organisms outside of their species. [1]