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Dictionary » P » Petal

Petal

petal

1. (Science: plant biology) A member of the inner whorl of non-fertile parts surrounding the fertile organs of a flower, usually soft and coloured conspicuously.

2. (Science: suffix) Seeking; movement toward the part indicated by the main portion of the word.

Origin: L. Peto, to seek, strive for Part of the perianth that is usually brightly colored.The separate parts of the [[corolla of a flower.


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Sporophyte, spermatogenesis and oogenesis?

... 46 and 92 chromatid endosperm = 3N triploid so 69 chromosome 69 chromatid? antipodal and tube cell= 23 chromosomes and 23 chromatid flower petal and parencyma cell of the leaf- I'm assuming these are like nervous system or brain cells and are arrested in G phase so 46 chromosome and 46 ...

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by jacobamark99
Fri May 27, 2011 5:38 pm
 
Forum: Genetics
Topic: Sporophyte, spermatogenesis and oogenesis?
Replies: 0
Views: 2258

The Fiber Disease

... It is that simple. Al al al, all that hate man. Hold your breath and let it out slooooowly Now close your eyes and say " I am a little lotus petal floating on a sea of tranquility" :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol: :lol:

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by Frank N Stein
Thu Jan 11, 2007 1:55 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 4468295

In response to your PM to me

... the color was not consistent with what I am familiar with. Now the cataleya (sp?) orchids are consistent with this color (not size though)and the petal in the middle is as well. Look good and you can see the ridges on it and it is not smooth like a dendrobian would be. So, the question is can ...

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by Sabrina
Fri Jun 23, 2006 8:26 am
 
Forum: Botany Discussion
Topic: what is this flower please?
Replies: 2
Views: 1332

hi

... but too general, In our lab, we can get protocorm from leaf, node, meristem, root. I saw an article about induce to get protocorm from sepal and petal but i can't download who can down load an UMI doctoral study on http://www.proquest.com with keyword: phalaenopsis, flower, protocorm, tissue ...

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by mothorc
Sun Jul 10, 2005 1:31 pm
 
Forum: Botany Discussion
Topic: phalaenopsis tissue culture
Replies: 3
Views: 4686

phalaenopsis tissue culture

anybody know about the medium and hormone contents to get protocorm from flowers of Phaleanopsis (petal, sepal)

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by mothorc
Thu Jul 07, 2005 12:36 pm
 
Forum: Botany Discussion
Topic: phalaenopsis tissue culture
Replies: 3
Views: 4686
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