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Dictionary » E » Environment

Environment

Definition

noun, plural: environments

(1) The external conditions, resources, stimuli etc. with which an organism interacts.

(2) The external surroundings including all of the biotic and abiotic factors that surround and affect the survival and development of an organism or population.

(3) The totality of the surrounding conditions and elements in an individual.


Supplement

The environments may be regarded as natural environment or built environment.

They may also be marine, atmospheric, or terrestrial according to their attributes.


Word origin: Middle English envirounen, from Old French environner, from environ, round about + -ment.

Related forms: environmental (adjective), environmentally (adverb).
Related terms: environmentalist, environmentalism.

See also: habitat, ecological niche.


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Biology at the university

Which one offers you the best programs? Which has the better environment for you to be living in while attending the university? (This seems to be a big issue for many..) Also, maybe you could consider which one would offer you a more enticing choice of ...

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by jyaron
Sat Sep 05, 2009 10:25 pm
 
Forum: General Discussion
Topic: Biology at the university
Replies: 2
Views: 24

how anoxybiont choose the pathway

... its choosing the alcohol pathway or the lactic acid pathway? I have made some guesses. 1). The pathway the organism chooses was determined by the environment it was living in. The product, alcohol or lactic acid, can have the function of inhibiting the growth of other organisms in the same living ...

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by warmpenguin
Sat Sep 05, 2009 2:24 am
 
Forum: Evolution
Topic: how anoxybiont choose the pathway
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Stem and Progenitor Cell Questions

... clinic (either very old embryos, or genetically not viable for birth). 4. Using the right biochemicals (from growth factors, to hormones, to environmental media), the stem cells can be differentiated into the cell of choice. This cell of choice will be made without defects and implanted into ...

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by kolean
Wed Sep 02, 2009 11:08 pm
 
Forum: Cell Biology
Topic: Stem and Progenitor Cell Questions
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Re: Natural selection is proven wrong

... the ability to adapt and change. Asexual reproducers such as E. coli produce clones of itself which are identical to the parent. Fast responses to environment is then from exchanging plasmids but these are separate transient genomes, not the primary genome that accomplishes cell growth and reproduction. ...

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by GaryGaulin
Tue Sep 01, 2009 3:00 am
 
Forum: Evolution
Topic: Natural selection is proven wrong
Replies: 177
Views: 16271

Re:

... is inheritable 3. More offspring are produced than can survive long enough to reproduce. 4. Those indivduals that are better adapted to their environment with preferentially survive to reproduce and pass their traits on. Notice anything? The explanation for (1) variation, is not mentioned. ...

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by robsabba
Fri Aug 28, 2009 5:29 pm
 
Forum: Evolution
Topic: Natural selection is proven wrong
Replies: 177
Views: 16271
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