Dictionary » R » Rare

Rare

rare

1. Not frequent; seldom met with or occurring; unusual; as, a rare event.

2. Of an uncommon nature; unusually excellent; valuable to a degree seldom found. Rare work, all filled with terror and delight. (Cowley) Above the rest I judge one beauty rare. (Dryden)

3. Thinly scattered; dispersed. Those rare and solitary, three in flocks. (milton)

4. Characterised by wide separation of parts; of loose texture; not thick or dense; thin; as, a rare atmosphere at high elevations. Water is nineteen times lighter, and by consequence nineteen times rarer, than gold. (Sir I. Newton)

Synonym: Scarce, infrequent, unusual, uncommon, singular, extraordinary, incomparable.

Rare, Scarce. We call a thing rare when but few examples, specimens, or instances of it are ever to be met with; as, a rare plant. We speak of a thing as scarce, which, though usually abundant, is for the time being to be had only in diminished quantities; as, a bad harvest makes corn scarce. A perfect union of wit and judgment is one of the rarest things in the world. (Burke) When any particular piece of money grew very scarce, it was often recoined by a succeeding emperor. (Addison)

Origin: F, fr. L. Rarus thin, rare.


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Pyrosequencing

... (it is not certain, that a C for example always changes to G, it could be T or A at a much lower frequency). But then: Should I include those rare variants too in the dispensation order? Another thing, which mode should I use to design such assays: SNP, AQ, SQA?

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by kk
Fri Feb 01, 2013 9:04 am
 
Forum: Molecular Biology
Topic: Pyrosequencing
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Views: 389

Hermaphrodite Reproduction

... question of a human hermaphrodite impregnating his/herself came up. With minimal research we came to the conclusion that it would be exceedingly rare- the wiki on true hermaphroditism even states that "although fertility is possible in true hermaphrodites (as of 2008 there have been at least ...

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by cbridges
Sun Dec 16, 2012 6:24 pm
 
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Topic: Hermaphrodite Reproduction
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Genetics Homeworkkk!!! PLEASE HELP

Such tetrahybrid would behave like trihybrid, because the two loci are like one (with very, very, very rare cases of crossing-over in between)

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by JackBean
Sat Nov 03, 2012 10:41 pm
 
Forum: Genetics
Topic: Genetics Homeworkkk!!! PLEASE HELP
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Re: aneuploidy and polyploidy

... are genetic mutations then you can expect the chromosomes to not match up i guess. If that makes sense... :?: :?: The fact that it is extremely rare for humans, and only normally observed in hermaphroditic animals and/or ones that undergo parthenogenesis like flatworms, shrimp, salamanders, ...

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by carmodyf
Thu Oct 11, 2012 4:36 am
 
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Topic: aneuploidy and polyploidy
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Re: Genetics Homeworkkk!!! PLEASE HELP

Glowing Green Blood Degree 3 is a rare human disorder caused by recessive allele - ggb3. the normal allele is GGB3 dominant. the gene for this disease is located on the human chromosome #1p, a large metacentric chromosome. The sex chromosomes ...

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by david23
Fri Sep 14, 2012 11:03 pm
 
Forum: Genetics
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