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Sepals

sepal

(Science: botany) A member of the (usually green) outer whorl of non-fertile parts surrounding the fertile organs of a flower.


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Structure of flower

... of flower stalk bearing the floral organs, at base of flower. Sepal Leaf-like structures at flower base, protects young flower bud. Calyx All the sepals together form the calyx. Petal Located in and above the sepals, often large and colourful, sometimes scented, sometimes producing nectar. Often ...

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by snowfall
Thu May 30, 2013 5:29 pm
 
Forum: Botany Discussion
Topic: Structure of flower
Replies: 3
Views: 6180

Structure of flower

... whorls viz. 1.calyx 2.corolla 3.androceium 4.gynoecium 1. calyx:- it is outermost whorl of flower. the individual members of calyx is called sepals. when sepals are free called polysepalous & when united it is called gamosepalous. 2.corolla:- it is second whorl of flower. individual members ...

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by zodesujit
Sun May 19, 2013 5:46 am
 
Forum: Botany Discussion
Topic: Structure of flower
Replies: 3
Views: 6180

Cross-pollination -- Mendel

look up how the pea plant's sepals separate. chances are it isn't the appropriate time for them to do so, or that they aren't receiving the signal to open them.

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by plasmodesmata11
Tue Mar 02, 2010 4:21 am
 
Forum: Botany Discussion
Topic: Cross-pollination -- Mendel
Replies: 2
Views: 2040

Re: SDS-PAGE help please

Hi, first of all, SDS does NOT break proteins into smaller peptides. As you wrote, aminoacids can have negative/positive charge, so if you put it into electric field, it will move to electrode with the other charge. For this reason you add SDS, which binds to all proteins in approx. the same ratio a...

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by JackBean
Mon Sep 14, 2009 8:22 pm
 
Forum: Bioinformatics
Topic: SDS-PAGE help please
Replies: 6
Views: 13256

Re: Do the staminate flowers of Quercus sp. ever form petals?

That is really beautiful. yes the staminate flowers of Quercus alba (white oak) affection 5 or six sepals but allegedly no petals. _________________

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by roseseeds
Fri Aug 07, 2009 3:36 pm
 
Forum: Botany Discussion
Topic: Do the staminate flowers of Quercus sp. ever form petals?
Replies: 4
Views: 5073
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