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Arrowhead

Arrowhead

1. (Science: botany) An aquatic plant of the genus Sagittaria, especially. S. Sagittifolia, named from the shape of the leaves.

2. (Science: cell biology) fanciful description given to the pattern of myosin molecules attached to a filament of f actin. Easier to see if tannic acid is added to the fixative. The arrowheads indicate the polarity of the filament, the barbed (attachment) end is the site of major subunit addition.


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probing mRNA and RT-PCR products

... - (1kb? exon 2 only) 3) What size RT-PCR product would be amplified from mRNA using the following primers (the primers are labelled as p1-p5, the arrowhead indicated the 3' end): a)P1+P2 - (none? contains only intron) b)P2+p3 - (none? the orientation of the primer does not allow synthesis, needs ...

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by SarahTessler
Thu Jun 09, 2011 4:22 am
 
Forum: Molecular Biology
Topic: probing mRNA and RT-PCR products
Replies: 4
Views: 2426

Science on evolution

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by Linn
Thu Feb 02, 2006 3:24 pm
 
Forum: Evolution
Topic: Science on evolution
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Views: 17779

Name game

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by Dr.Stein
Mon Jan 30, 2006 10:30 am
 
Forum: General Discussion
Topic: Name game
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Views: 170620


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