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Organisms

Definition

noun, singular: organism

Living things that are capable of reacting to stimuli, reproduction, growth, and homeostasis.


Supplement

Plants, animals, fungi and microorganisms are examples of organisms. They all consist of monomeric units called cells. Some organisms may function independently or singly (unicellular) whereas others may form many units (multicellular) divided into specialized tissues and organs. Based on cell type, organisms may be divided into prokaryotes and eukaryotes.


Word origin: Greek - organismos, from Ancient Greek organon , meaning "organ, instrument, tool".
Related forms: organismal (adjective), organismic (adjective), organismically (adverb)
See also: superorganism, microorganism.


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Results from our forum


Re: Natural selection is proven wrong

... Natural selection is the process by which favorable heritable traits become more common in successive generations of a population of reproducing organisms, and unfavorable heritable traits become less common, due to differential reproduction of genotypes. NS has nothing to do with the mutation ...

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by futurezoologist
Tue Jun 02, 2009 11:52 pm
 
Forum: Evolution
Topic: Natural selection is proven wrong
Replies: 87
Views: 2486

Biologists cannot tell us what a species or phylum is

... trying (and usually succeeding) to stay at least one step ahead of the best antibiotic drugs we can throw at them. Thus, even though these organisms have a higher mutation rate, it's hard to call that a mistake when it helps them survive so well.

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by alextemplet
Mon Jun 01, 2009 2:06 pm
 
Forum: Evolution
Topic: Biologists cannot tell us what a species or phylum is
Replies: 11
Views: 208

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

... in the environment could cause a population to become extinct but it would depend on the severity of the change and the effect on the organism, organisms with certain genetic traits which help them survive better in the new changed environment may survive and pass on their genes and the population ...

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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

Any SOLID arguments against evolution?

... to read up on what exactly evolution is, because it basically comes down to species adapting to their environment. If you admit that God has given organisms the ability to adapt to their environment, then you have already admitted that He has given them the ability to evolve. The biggest problem ...

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by alextemplet
Sun May 31, 2009 10:36 pm
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 100
Views: 1605

Re: Any SOLID arguments against evolution?

... factors take place the population of a species may exhibit certain traits more dominantly. This is because certain traits may not enable certain organisms to survive under certain conditions. When less stressful factors return so do the original variety of traits. I would have to do some hunting ...

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by futurezoologist
Sun May 31, 2009 8:55 am
 
Forum: Evolution
Topic: Any SOLID arguments against evolution?
Replies: 100
Views: 1605
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