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Accessory

Accessory

in anatomy, denoting certain muscles, nerves, glands, etc. That are auxiliary or supernumerary to some similar, generally more important thing.

Synonym: accessorius.

Origin: L. Accessorius, fr. Ac-cedo, pp. -cessus, to move toward Relating to something that is added but is not essential; an ancillary pump; an adjuvant discipline to forms of mysticism; The mind and emotions are auxilliary to each other.


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... but they've given up every part from their structure whose function the target cell can replace, and eventually only nucleic acids and some accessory structures remain nowadays. If that was true, natural selection would've made something that was living essentially dead but still functional

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by biohazard
Wed Jul 01, 2009 6:53 am
 
Forum: Evolution
Topic: Flagellum Motor:Is this Scientific?
Replies: 15
Views: 451

Does anything affect absorption spectrum of chlorophyll?

I think it would be separate. I don't think that accessory pigments bind to chlorophyll.

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by plasmodesmata11
Wed Mar 04, 2009 10:59 pm
 
Forum: Botany Discussion
Topic: Does anything affect absorption spectrum of chlorophyll?
Replies: 9
Views: 2136

Does anything affect absorption spectrum of chlorophyll?

First of all, I was wrong. There is a methyl group on chlorophyll a and a carbonyl group on chlorophyll b. The accessory pigments will affect the absorption of different colors of light. Accessory pigments transfer their energy to chlorophyll a. The plant you had must have had ...

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by plasmodesmata11
Tue Mar 03, 2009 11:20 pm
 
Forum: Botany Discussion
Topic: Does anything affect absorption spectrum of chlorophyll?
Replies: 9
Views: 2136

Photosynthesis Trivia

... only green wavelengths are effective in photosynthesis (E.) both green and red wavelengths are effective in photosynthesis 23. The role of the accessory pigments such as the phycobilins in photosynthesis is to (A.) absorb and pass energy to chlorophyll a light traps (B.) fix carbon dioxide ...

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by vstexas09
Mon Oct 13, 2008 12:46 am
 
Forum: Cell Biology
Topic: Photosynthesis Trivia
Replies: 5
Views: 5342

Do all cells have the ability to perform photosynthesis?

... never b able to supply enough glucose for our high metabolic rate. But that's exactly the catch: with our high metabolic rate, hemoglobin and accessory systems needs to move a lot more CO2 from the body to the lungs than it would require to move from the lungs to the photosynthetic organs(and ...

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by MrMistery
Sun May 18, 2008 9:23 am
 
Forum: Cell Biology
Topic: Do all cells have the ability to perform photosynthesis?
Replies: 11
Views: 3464
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