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Dictionary » O » Organism

Organism

Definition

noun, plural: organisms

(Science: Biology)

An individual living thing that can react to stimuli, reproduce, grow, and maintain homeostasis. It can be a virus, bacterium, protist, fungus, plant or an animal.


Supplement

Word origin: Greek organon = instrument.
Related forms: organismic (adjective), organismal (adjective), organismically (adverb).
Synonym: living thing, living being, individual.


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Any SOLID arguments against evolution?

No functional protein in any organism ever arose by a random association of its parts. No functional protein in any organism ever arose by translation from a chance association of nucleotides.

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by wbla3335
Tue Jun 02, 2009 6:10 pm
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 100
Views: 1605

Homework question that I must be over-thinking.

... the grasshopper cells to be smaller because grasshoppers are smaller, but the cells were the same size, do you leap to the hypothesis that size-of-organism doesn't matter to cell size, or did the teacher pick two cell types that were the same size, although typically they aren't (a lot of science ...

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by Darby
Tue Jun 02, 2009 3:07 pm
 
Forum: General Discussion
Topic: Homework question that I must be over-thinking.
Replies: 2
Views: 150

Re: Biologists cannot tell us what a species or phylum is

... occur where there is no selection at all Yes, but is there any such occasion in the natural world? There will always be selective pressure on an organism. Also, the ability to change to a new form must already be present in the genome mechanism or else it can never change I'm not sure that i ...

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by futurezoologist
Mon Jun 01, 2009 11:46 am
 
Forum: Evolution
Topic: Biologists cannot tell us what a species or phylum is
Replies: 11
Views: 208

Re: Any other explanations other than Mutation?

... separated from the atmosphere so as to eliminate oxidation and other weathering; landslides, ashes from volcanoes are good fossilizing events. An organism with an disadvantageous trait will die and not be able to pass on its genes depending on the severity of the disadvantage, so the possibility ...

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by futurezoologist
Sun May 31, 2009 1:42 pm
 
Forum: Evolution
Topic: Any other explanations other than Mutation?
Replies: 4
Views: 308

Re: Any SOLID arguments against evolution?

... bundle will get to repopulate their environment. Behavioral Speciation This experiment demonstrated how speciation is in part guided by what the organism itself finds desirable in the variety available to select as a mate. This includes extreme examples such as peacocks where females selecting ...

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by GaryGaulin
Sat May 30, 2009 5:24 am
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 100
Views: 1605
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