Dictionary » N » Natural pigment

Natural pigment

natural pigment

A naturally occurring coloured compound; absorbs light in the visible range of the electromagnetic spectrum.

Compare: structural colour.

Synonym: biochrome.

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Green mammals

... cases, green mammals are found. However, this is not the result of a pigment but an algae which grows on the fur. A good example is the sloth; ... A number of studies were cited by A. D. Imms FRS in his book 'Insect Natural History', however I haven't personally looked into these. One of ...

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by Squirrell
Tue Feb 21, 2012 9:39 pm
Forum: Zoology Discussion
Topic: Green mammals
Replies: 11
Views: 15207

Re: Theories - Origin of Life

... First of all, one of Deamer's underlying premises seems to be that natural selection is goal-directional, through which life should move from ... It is generally accepted that these animals are descendants of eyed and pigmented ancestors. Since this trait is so widespread among cave animals, ...

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by awkko808
Fri Dec 23, 2011 1:36 am
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 562
Views: 931036

Theories - Origin of Life

Darwin's theory - "On the origin of species by natural selection." Vulgar evolutionism - a hybrid between Darwin's theory ... containing vanadium ions. In octopus, spiders, scorpions, crabs, respiratory pigment of the blood is hemocyanin, in which iron is present instead of copper ...

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by LeoPol
Mon Oct 10, 2011 8:30 am
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 562
Views: 931036

Re: Albino echidna

... to blame :x :lol: :lol: :lol: So, you say, that it produces some white pigment? What for pigment is that? Is that something similar to natural pigment or what?

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by JackBean
Sat Jan 02, 2010 10:07 pm
Forum: Zoology Discussion
Topic: Albino echidna
Replies: 12
Views: 7982

Re: Chlorophyll Supplements

Chlorophyll is an important natural product, beneficial to humanity. Anyone care to present any argument for the ... The chlorophyll molecule bears a striking resemblance to hemoglobin, the red pigment in human blood. Except for the color, function, the use of Mg instead of Fe ...

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by canalon
Sun Aug 23, 2009 1:41 am
Forum: General Discussion
Topic: Chlorophyll Supplements
Replies: 6
Views: 8484
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