Dictionary » O » Opaque



impervious to light; not translucent or only slightly so.

Compare: radiopaque.

Origin: Fr. Fr. L. Opacus, shady

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Please Help Identify My Unkown Bacteria!!

... result and information I have gathered thus far. Any possible guesses on Genus and/or species would be greatly appreciated. Initial Observation: opaque/ off white, slightly clump, slight growth on nutrient agar Presumed Optimum temp: 37C Oxygen Requiremets: Facultative Anerobe Bacillus shape ...

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by KingsMomi
Tue Jul 31, 2012 3:40 am
Forum: Microbiology
Topic: Please Help Identify My Unkown Bacteria!!
Replies: 2
Views: 5008

Molecules that cause pigmentation

almost all bacteria and fungi that are exposed to the sun must produce some kind of colored or opaque protein to protect it's organelles from UV light, it might be that these pigments have no other functions in the organisms you listen than protection from the sun.

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by cyanodave
Thu Mar 29, 2012 11:17 pm
Forum: Microbiology
Topic: Molecules that cause pigmentation
Replies: 3
Views: 4946

Colony growth

... the nutrient agar and mac plates. I am pretty sure the yellow colonies on the nutrient agar are M. luteus. IMG_8383.JPG I do not know if the white opaque colonies on the nutrient agar plate are immature M. luteus or my other unknown. I was pretty certain that the mac plate showed S. marscens due ...

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by sci2012
Sat Mar 10, 2012 9:43 pm
Forum: Microbiology
Topic: Colony growth
Replies: 2
Views: 2849

Re: two different color eyes

Hello everybody, Thank you for your suggestion, There are two types of color contacts - enhancement color contacts and opaque color lenses. Enhancers usually come in different shades of blue, green and gray and are designed to make your natural eye color look brighter. Nice to meet ...

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by JohnMessick
Mon Mar 05, 2012 5:06 pm
Forum: Human Biology
Topic: two different color eyes
Replies: 141
Views: 298457

BCYE agar plates and legionella culture

... Quality Control Specifications Dehydrated Appearance: Powder is homogeneous, free flowing and grey-black. Prepared Appearance: Prepared medium is opaque and black.

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by LedBulb900Lumen
Thu Jan 05, 2012 2:37 pm
Forum: Microbiology
Topic: BCYE agar plates and legionella culture
Replies: 3
Views: 4060
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