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Pheromones

pheromones

chemical substances which, when secreted by an individual into the environment, cause specific reactions in other individuals, usually of the same species. The substances relate only to multicellular organisms. This includes kairomones. Allomones are repellent pheromones.


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Is incest avoidance selected for?

Mice use pheromones to help select the least-related potential mates.

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by Darby
Sun Feb 23, 2014 12:03 am
 
Forum: Evolution
Topic: Is incest avoidance selected for?
Replies: 2
Views: 1201

Re: Human body odor

... and other animals - to identify people. Each person's unique body odor can be influenced by diet, gender, health, and medication. Experts say that pheromones subconsciously influence how we react to each other; one human may find another sexually attractive because the smell of their pheromones ...

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by elizabeth35
Tue Aug 27, 2013 10:45 am
 
Forum: General Discussion
Topic: Human body odor
Replies: 4
Views: 3956

Re: Human body odor

... bathed or not. Normal sweat is pretty odorless, but in some regions (e.g. the arm pits) hormonal effects make us secrete many kinds of oils and pheromones and whatnot, which constitute much of the perceived smell especially when they interact with the skin bacteria. Many have probably noticed ...

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by biohazard
Wed Apr 24, 2013 7:37 am
 
Forum: General Discussion
Topic: Human body odor
Replies: 4
Views: 3956

Re: Can you think of an evolutionary reason for this?

... the whole topic is extremely interesting as there is definitely some link whether it be environmental or genetic, I am hanging my money on the pheromones theory as to me that is what adds up, it just amazes me at how many of these little hidden biological triggers are actually hardwired into ...

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by vk4vfx
Mon Oct 01, 2012 9:42 pm
 
Forum: Evolution
Topic: Can you think of an evolutionary reason for this?
Replies: 8
Views: 5951

Can you think of an evolutionary reason for this?

... thinking and hopefully someone can answer it as I would like to know also. All that I can think of is it would definitely be something to do with pheromones, really it was not that long ago scientists discovered VNO which are very tiny receptors in our noses, you have heard the term "the ...

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by vk4vfx
Fri Sep 28, 2012 11:35 am
 
Forum: Evolution
Topic: Can you think of an evolutionary reason for this?
Replies: 8
Views: 5951
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