Dictionary » A » Analogous




(evolutionary biology) Corresponding in function but not in evolutionary origin


Analogous structures are similar or resembling in certain respects, e.g. in function or in appearance but not in evolutionary origin or developmental origin. An example is wings of a butterfly and wings of a hummingbird are analogous.

Word origin: Greek análogos proportionate


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Cell walls of Fusobacteria

... and membranes of Fusobacteria are like. Is it still basically the thick cell wall characteristic of Gram-positive bacteria? Have they developed an analogous structure resembling th Gram-negative wall within the periplasmic space?

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by wildfunguy
Fri Oct 18, 2013 4:38 pm
Forum: Microbiology
Topic: Fusobacteria G+C ratio
Replies: 1
Views: 1712

Re: Are Creationists more right than evolutionists after all

... learning is based on cycles of testing, valuation, and reiteration using simple heuristics and leveraging computational brute force. This is analogous to leveraging the many thousands of simply-programmed individual agents within a swarm. Google uses a variation of Swarm Theory to discern ...

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by maunas
Tue Jun 26, 2012 1:22 am
Forum: Evolution
Topic: Are Creationists more right than evolutionists after all
Replies: 25
Views: 23163

Evolution of the Face and Head

... morphology seen across different phyla? Comparing, say, arthropods with mammals, the locations of the mouth and sensory organs are more or less analogous. From a subjective standpoint I can even say that they have identifiable "faces," that as a human I - consciously or not - ascribe ...

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by TomHarper
Sat May 05, 2012 9:07 am
Forum: Evolution
Topic: Evolution of the Face and Head
Replies: 5
Views: 5215

Re: Theories - Origin of Life

... number of hypotheses have been offered but it remains something of a problem for Darwinian theory. I believe what you are arguing is that multiple analogous adaptations pose a problem for Darwinian theory. As I mentioned above, natural selection has no bias with respect to degeneracy. If it works, ...

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by awkko808
Fri Dec 23, 2011 1:36 am
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1127356

Human and Elephants fingers..?

I looked every where what structure is elephants and humans fingers? Like are they analogous, mimic, homologous, vestigial structures?

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by opalrojek
Fri Nov 11, 2011 4:33 am
Forum: Cell Biology
Topic: Human and Elephants fingers..?
Replies: 1
Views: 2369
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