Dictionary » S » Structure

Structure

Definition

noun, plural: structures

(1) (biology) An arrangement or organization of parts to form an organ, system, or living thing.

(2) (ecology) A network or a hierarchy of interrelated parts of a system.

(3) (chemistry) The molecular geometry, electronic structure and crystal structure of a chemical compound.

(4) The formation or mode of construction of a body or system from distinct units.

(5) A collection of interrelated or arranged parts of an entity.

(6) The overall form or organization of something.

(7) A formation, organization or construction.


Supplement

In biology, structures exist at all levels of organization, i.e. from the molecular to the cellular, tissue, organ, organismic, population and ecosystem level.


Word origin: French structure < Latin structura (“‘a fitting together, adjustment, building, erection, a building, edifice, structure’”)
Related forms: structural (adjective)

Related terms:


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Results from our forum


Changes on our face when we grow

... will continue to grow through our lives. You have may noticed that older people have proportionally larger noses and ears since their internal structure is mostly cartilage. I guess you could use this to estimate how old somebody was.

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by Babybel56
Fri Mar 14, 2014 4:00 am
 
Forum: Human Biology
Topic: Changes on our face when we grow
Replies: 1
Views: 80

Newbie question about the first life

Thanks, piscilactovegetarian. You wrote: «Before the first cell there must've been a far simpler structure isolated from its environment by a primitive boundary, but what led to this was not any entirely chemical process but "physical chemistry", a rearrangement ...

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by Anonymous99
Tue Feb 25, 2014 1:34 pm
 
Forum: Molecular Biology
Topic: Newbie question about the first life
Replies: 14
Views: 710

Newbie question about the first life

Before the first cell there must've been a far simpler structure isolated from its environment by a primitive boundary, but what led to this was not any entirely chemical process but "physical chemistry", a rearrangement of elements involving ...

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by piscilactovegetarian
Tue Feb 25, 2014 10:21 am
 
Forum: Molecular Biology
Topic: Newbie question about the first life
Replies: 14
Views: 710

Gender divison in two opposites is greatest mistake of manki

... a tree. Letz call it male. Now the season change .The flowers are ripening into red tomatoes. The tree itself feel different from within . The structure is same only the feelings are different . Its blushing like a woman. But wait . Its not going to last like this. Soon the tomatoes will fall. ...

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by surgeongirl
Mon Feb 17, 2014 1:58 pm
 
Forum: Evolution
Topic: Gender divison in two opposites is greatest mistake of manki
Replies: 22
Views: 5770

An Investigation of ABO Group Antigen Structure question?

Group O red blood cells have been incubated with either UDP-galactose or UDP-N- acetyl galactosamine together with group A, group B or group O serum for six hours at 37oC as follows: Tube 1 Group O cells UDP-NacG O-serum Tube 2 Group O cells UDP-Gal O-serum Tube 3 Group O cells UDP-NacG B-serum Tube...

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by revision
Fri Feb 07, 2014 8:17 pm
 
Forum: Molecular Biology
Topic: An Investigation of ABO Group Antigen Structure question?
Replies: 1
Views: 363
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