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Pigmented

pigmented

(Science: biology) Coloured; specifically, filled or imbued with pigment; as, pigmented epithelial cells; pigmented granules.


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Re: Green mammals

... species for example. Having said all that, it should be metioned that there actually are some green mammals. Polar bears, who actually are not pigmented at all, may appear green when they've been exposed to algae. Some treet sloths appear green due to algae contamination. Green Monkeys are ...

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by biotag
Sat Sep 15, 2012 6:45 pm
 
Forum: Zoology Discussion
Topic: Green mammals
Replies: 11
Views: 14375

Re: Green mammals

Mating may also play an important role in the lack of green pigmented mammals, such that mammals tend to select mates based on looks. It may be possible that a green mammal, such as a groundhog, may not be "attractive" enough. Just an idea.

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by OdinsRaven
Mon May 21, 2012 4:40 am
 
Forum: Zoology Discussion
Topic: Green mammals
Replies: 11
Views: 14375

Help with an experiment/question.

... experiment is "How are stomatal numbers/sizes affected by growth conditions?" I have been advised to try direct observations of purple pigmented leaves as well as nail varnish peels. The experiment is simple enough the only thing i can't quite grasp is the research and rationale. How ...

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by Miascy93
Fri Jan 06, 2012 9:23 am
 
Forum: General Discussion
Topic: Help with an experiment/question.
Replies: 1
Views: 1185

Re: Theories - Origin of Life

... cave tetra from San Luis Potosi, Mexico. This species reveals a fourstep gradation in the degeneration of the eyes from perfectly eyed, normally pigmented, surface-dwelling individuals to totally blind ones with the eye socket covered with tissue and no evident eye structure So it is from the ...

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by scottie
Sun Dec 25, 2011 1:01 pm
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 888267

Re: Theories - Origin of Life

... that wouldn't be NATURAL selection now would it? From Deamer's article: It is generally accepted that these animals are descendants of eyed and pigmented ancestors. Since this trait is so widespread among cave animals, any explanation of its evolutionary mechanism must also account for its ubiquitous ...

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by awkko808
Fri Dec 23, 2011 1:36 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 888267
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