Dictionary » S » Sex



noun, plural: sexes

(1) The assemblage of characters or qualities of being a male or a female in animals and plants.

(2) The genitals; the physical distinction between male and female.

(3) Coitus; sexual intercourse.


In biology, sex may refer to the gender (i.e. male or female variety). It may also pertain to the means by which gametes may be introduced to combine and mix the genes with the genes of the partner.

In regard to sex as gender, there are various ways to determine the sex of an organism:

Word origin: L. Sexus: cf. F. Sexe.

See also: fertilization

Related terms:

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Gender divison in two opposites is greatest mistake of manki

Hi Surgeon girl. What you have observed in old people is simply the result of the loss of the sexual hormones. People are not turning into the opposite sex. They are simply growing more similar physically because they no longer have the hormones that produce the secondary ...

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by animartco
Sun Jul 06, 2014 2:48 pm
Forum: Evolution
Topic: Gender divison in two opposites is greatest mistake of manki
Replies: 25
Views: 17813

Human Gamete Compatibility Going Backwards

... for compatibility with every female ovum you would find general compatibility. In other words, if a modern male and a female from the 1,500's had sex, a normal offspring would be likely. So, continue back in time with the modern sperm. Maybe back 10,000 or 100K years and try again (the actual ...

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by BiologicalRush
Tue Jun 24, 2014 9:01 pm
Forum: Evolution
Topic: Human Gamete Compatibility Going Backwards
Replies: 9
Views: 4389

A question about pubic hairs.

I guess the same way every other hair does it. After a while (depends on sex, individual and location) the follicle shrinks and the blood supply is stopped. This leads to loosing the hair. But it has nothing to do with cutting or shaving hairs, only with the ...

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by Tricho
Wed Apr 02, 2014 7:00 pm
Forum: General Discussion
Topic: A question about pubic hairs.
Replies: 3
Views: 899

7 deadly sins in nature

... choice of how many to have tends to be mainly the woman's; in many Eastern or third world countries it is the man's. So an individual of either sex might not be given the choice. They are in effect made to sin, even when they know it is wrong. Governments and religions also take a hand in determining ...

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by animartco
Fri Mar 07, 2014 2:30 pm
Forum: Zoology Discussion
Topic: 7 deadly sins in nature
Replies: 6
Views: 3442

reproductive sytem

... linked with the urinary system - the urethra provides passage for both urine and semen. For the last bit I'd go with thinking about which sex hormones have a significant effect elsewhere - think about oestrogen and testosterone, which have wide-spread effects across the whole body. For ...

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by Babybel56
Fri Feb 28, 2014 8:49 am
Forum: Molecular Biology
Topic: reproductive sytem
Replies: 1
Views: 2568
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