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Convex

Convex

Applied to a surface that is evenly curved outward, the segment of a sphere.

Origin: L. Convexus, vaulted, arched, convex, fr. Con-veho, to bring together


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Re: Evolutionary advantage of seeing 'upright'

Hi Beany. Interesting question. I think it has something to do with the convex shape of the retina. The camera also has an upside down image. However this doesn't explain why the brain changes it. Except that our orientation is with the ground beneath. We can't ...

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by animartco
Sun May 20, 2012 11:50 pm
 
Forum: Evolution
Topic: Evolutionary advantage of seeing 'upright'
Replies: 17
Views: 9320

What is the colony morphology for Strep pneumoniae

... But what I don't get and would like to make sure is how do the colonies look like on it?? For example, should the colonies be tiny, circular, convex, irregular, what color if any....?? :arrow: Does this sound accurate for Strep pneumoniae. This is what I got for my PEA agar: -colony morphology ...

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by SweetSarah
Wed Mar 07, 2012 9:37 am
 
Forum: Microbiology
Topic: What is the colony morphology for Strep pneumoniae
Replies: 1
Views: 1888

How does this bacteria look like on these agars?

... right track. Could you let me know. this is what I have for my mediums used: :arrow: For PEA, I had tiny, pinpoint whiteish-translucent, circular/convex, smooth colonies. (is this accurate?) :arrow: My blood agar came out with green alpha hemolysis but very dull and kinda brownish looking. though ...

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by SweetSarah
Wed Mar 07, 2012 9:28 am
 
Forum: Microbiology
Topic: How does this bacteria look like on these agars?
Replies: 0
Views: 1314

Need URGENT help identifying unkown bacteria!

... we need to do is identify an unknown bacteria. We inoculated 3 plates a Nutritional Agar plate, Blood Agar, and endo Agar. The morphology was convex, more circular(mucoid on the blood agar), even margins, and a whitish/clear color. In the nutrient broth, in a test tube, there was sediment, ...

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by graymonkey44
Tue Aug 02, 2011 1:35 pm
 
Forum: Microbiology
Topic: Need URGENT help identifying unkown bacteria!
Replies: 1
Views: 5670

Help IDing my Unknown!

... um typical (up to 4.0 to 5.0 um some - gets shorter w/ age) pallisading (prs or quads) colonies = small, round, yellow/orange singular colonies, convex, shiny (slow growing @ 37*C) methyl red = (w+) VP = (-) Catalase = (+) Urea = (w+) PYR hydrolysis = (-) yell/orange Citrate = (-) Indole = (-) ...

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by isabelchris
Wed Apr 21, 2010 5:59 am
 
Forum: Microbiology
Topic: Help IDing my Unknown!
Replies: 0
Views: 1149
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