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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]
The word pheromone consists of the ancient Greek parts of speech φέρειν phérein, überbringen, melden, and ὁρμᾶν hormān, antreiben, erregen. [3] [4] According to Karlson and Lüscher, the goal was to coin an internationally understandable scientific term for a class of substances based on a clear definition. It was to be a short ...
Pheromones are chemicals capable of acting outside the body of the secreting individual to impact the behavior of the receiving individual. [5] There are alarm pheromones, food trail pheromones, sex pheromones, and many others that affect behavior or physiology. [6] Their use among insects has been particularly well documented. In addition ...
Pheromones are chemical messengers produced and emitted by the body that contribute significantly to interpersonal attraction. [8] The two types of pheromones include signal and primer, each playing a distinct role in human behavior. Signal pheromones act as attractants and repellents; they are classified short-term behavioral pheromones.
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.
The pheromones are typically used by the prey species to attract members of their own species as potential mates. In the case of predatory chemical mimicry, the predator has evolved to emit chemicals that are structurally similar and will cause the same behavioural reactions to be displayed by the prey.
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Fragrance bottles. An aroma compound, also known as an odorant, aroma, fragrance or flavoring, is a chemical compound that has a smell or odor.For an individual chemical or class of chemical compounds to impart a smell or fragrance, it must be sufficiently volatile for transmission via the air to the olfactory system in the upper part of the nose.