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Grid ratio

Grid ratio

in a radiographic scatter-absorbing grid, the ratio of the height to the width of the gaps between lead strips; a higher grid ratio removes more scattered radiation but requires more careful x-ray tube positioning to avoid grid cutoff of the primary radiation beam.

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Gene Frequency

Genetic equilibrium means that the ratio of alleles is not changing between generations, but it has nothing to do with ... have to do is modify Mendel's punnet square, which is essentially a probability grid. In Mednel's punnet square, you give a 50%50 chance to each allele (two rows/columns; ...

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by wildfunguy
Fri Sep 07, 2012 11:25 am
Forum: Genetics
Topic: Gene Frequency
Replies: 8
Views: 9825

The Fiber Disease

... from the three clones was made to correct for any Taq polymerase incorporation errors. The 18S rDNA primers (Table) were used as sequencing primers. ... Epon 12 resin, heat-catalyzed at 65°C, and ultrasectioned at 50 nm. The grid-mounted sections were then serially stained with lead hydroxide and ...

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by al
Mon Dec 25, 2006 1:39 am
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6245219

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