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Q: Why would S marcescens lack orange-red pigmentation?
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What is a lack of pigmentation is called?

Chlorosis


Can you get skin pigmentation from another person if you get a cut lets say from a person with pigmentation such as vitiligo?

No! Vitiligo is lack of pigmentation - it is not contagious


What term means a rare congenital condition causing partial or total lack of pigmentation in the body?

The term for this condition is albinism. It is caused by a lack of melanin production in the skin, hair, and eyes, leading to a lack of pigmentation.


What is an amelanosis?

An amelanosis is a lack of melanin pigmentation in the skin.


There is a lack of orange-red pigmentation in some of the growth on your agar slantl abeled S.marcescens. Does this necessarily indicate the presence of a contaminant?

No. The reason is, Chromogenic microorganisms may produce intracellular pigments that are responsible for the coloration of the organisms as seen in surface colonies. Other organisms produce extracellular soluble pigments that are excreted into the medium & that also produce a color. BUT........ most organisms, however, are nonchromogenic & will appear white to gray. ~jmata Microbiology 205 lab manual question. ~


How are spirit bears defined scientifically?

They are albino Black Bears (They lack pigmentation)


Why do animals with white fur have red eyes?

== == Animals with white fur and red eyes are called albinos. Albinos lack pigmentation in their skin and eyes. They eyes look pink because the lack of pigmentation, what you are seeing the the blood behind their eyes


Why do some English Bulldogs have a pink nose?

This would be due to a lack of pigmentation however, this trait is highly undesirable and, in fact, a disqualifying factor in the show ring.


Do dogs have a birthmark?

As birthmarks are the result of anomalies in skin pigmentation or blood vessels in the skin, it is an easy presumption that anything with skin may develop 'birth marks' or be born with one or more, regardless of species. Perhaps a notable exception would be albinos; the result of a lack of skin pigmentation.


Are albinos white?

Albinos are not necessarily white. Albinism refers to a lack of pigmentation, and the level of this lack may vary. For example, some groups of African people who have a high percentage of albinism are not white, but their lack of dark pigment makes their paler skin more obvious. Sometimes, albinos are characterised by lack of pigmentation in just their hair or eyes, or their skin and not their hair or eyes. So no, not all albinos are white.


How is the condition of albinism?

that is lack of pigmentation on the skin (melanin). for more information visit the related links box below for the wikipedia article on albinism


Do albino ferrets grow little black hairs?

Albino ferrets lack any pigmentation in their skin and has white fur with pink eyes