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Posted by: Sunshine at Mon May 29 20:45:45 2006   [ Email Message ] [ Show All Posts by Sunshine ]  
   

I could not open the stuff you sent me about this very subject. Glad to see it here.

Linda






>>Here are some details related to "Salmon"
>>
>>Salmon (AKA Hypo) - Dominant - a reduction in the black pigmentation and often some increase in the yellow pigmentation.
>>
>>Dominant = Trait is expressed when the gene pair is Het or Homo for the specific mutant gene. Het and Homo specimens are not 100% distinguishable from each other. Note, in some Dominant traits some of the specimens can be visually identified as Het or Homo.
>>
>>Het = heterozygous = having two different genes within a gene pair. Most commonly one normal and one mutant but could be two different mutant genes.
>>
>>Homo = Homozygous = having both genes within a gene pair the same. Can be normal or mutant.
>>
>>
>>All the above was cut and pasted from my genetics 101 doc below:
>>
>>
>>Terms:
>>
>>Mutant gene = any gene that is different from the corresponding normal gene. Not necessarily a visual mutation.
>>
>>Het = heterozygous = having two different genes within a gene pair. Most commonly one normal and one mutant but could be two different mutant genes.
>>
>>Homo = Homozygous = having both genes within a gene pair the same. Can be normal or mutant.
>>
>>Super = slang term commonly used for Homo dominant mutant gene pair.
>>
>>Trait = Physical appearance that it distinguishable from normal.
>>
>>Recessive = Trait is only expressed when the gene pair is Homo for the specific mutant gene.
>>
>>Dominant = Trait is expressed when the gene pair is Het or Homo for the specific mutant gene. Het and Homo specimens are not 100% distinguishable from each other. Note, in some Dominant traits some of the specimens can be visually identified as Het or Homo.
>>
>>Codominant = Similar to Dominant except the Homo specimen will have a 100% distinguishable appearance from a Het specimen.
>>
>>Double Het = has two gene pairs where one gene in each pair is normal and the second gene is a mutant gene. Ie double Het for snow would have a normal gene paired with an albino gene and a normal gene paired with an anerythristic gene.
>>
>>Triple Het = same as double Het except applies to three gene pairs.
>>
>>
>>
>>Color mutations in boas:
>>
>>Albino AKA Amelanistic) - Two independent mutant genes: both recessive - a lack of melanin (black pigmentation) Kahl and Sharp strains.
>>
>>Anerythristic - Two independent mutant genes; both recessive - a lack of red pigmentation. Two known strains (type I and type II)
>>
>>Salmon (AKA Hypo) - Dominant - a reduction in the black pigmentation and often some increase in the yellow pigmentation.
>>
>>Caramel Albino (AKA Tyrosinase positive albino) - believed to be at least two indepenent nutant genes; both recessive - has less than the normal amount of black pigmentation. Colombian and Nicaraguan strains
>>
>>Caramel Hypo (Boawoman Hypo) - recessive - has leas than the normal amount of black pigmentation, similar to Colombian T-plus Albinos and Pastels.
>>
>>Pastel (AKA Hypo) - Polygenic - A line of boas selectively bred for less than normal black pigment, not caused by a single mutant gene.
>>
>>Blood - Recessive - A Hypererythristic mutation.
>>
>>
>>Named Color mutation combinations:
>>
>>Ghost – homozygous anerythristic / heterozygous hypomelanistic
>>Super Ghost - homozygous anerythristic / homozygous hypomelanistic
>>Snow – homozygous anerythristic / homozygous albino
>>Sunglow – homozygous albino / heterozygous hypomelanistic
>>Super Sunglow - homozygous albino / heterozygous hypomelanistic
>>Bloody Salmon – homozygous blood / heterozygous hypomelanistic
>>Moonglow – homozygous anerythristic / homozygous albino / heterozygous hypomelanistic
>>Super Moonglow – homozygous anerythristic / homozygous albino / homozygous hypomelanistic
>>Pewter - homozygous type II anerythristic / homozygous blood
>>
>>
>>Locale Related Color Mutations:
>>
>>Sunset – homozygous hypomelanistic having 50% Hog Island Boa blood
>>Salmontine – heterozygous hypomelanistic having 50% Argentine Boa blood
>>
>>
>>Pattern Mutations:
>>Arabesque – Dominant? - A genetic circle-back boa with a ladder-tail, Typically highly speckled and often having a very brown color with some specimins tinted pink.
>>Jungle – Codominant - Originally identified in Sweden,
>>Motley – Codominant
>>Stripe – Recessive
>>Reverse Stripe – Recessive?
>>Leopard – Recessive - dark color, a mix of underlying tones and marbled pattern.
>>European Squaretail - Recessive - long list of variable characteristics.
>>Scoria - Recessive? - Pink pattern-less with two parallel lines down back.
>>Aztec - Dominant?
>>Gray pattern-less - unknown
>>-----
>>Thanks,
>>
>>Dave "Rainbows-R-Us"
>>
>>0.1 Wife (WC)
>>0.2 kids (CBB)
>>2.7 Brazilian Rainbow Boa (adult breeders)
>>2.5 Brazilian Rainbow Boa (sub-adult from 2004)
>>4.8 Brazilian Rainbow Boa (sub-adult from 2005)
>>2.1 Hypomelanistic BRB
>>0.1 Het for Hypomelanistic BRB
>>0.1 BCI "Elvira" normal from 1989
>>1.0 BCI albino / het-anery
>>0.1 BCI Hypo / het-albino
>>0.1 BCI Anery / het-albino
>>0.1 BCI Hypo (possible super)
>>1.0 BCI albino het stripe
>>1.0 BCI salmon hypo
>>0.1 BCI ghost
>>
>>lots.lots.lots feeder mice and rats
-----
When the student is ready, the teacher appears. When the student is ready, the teacher appears. When the student is ready, the teacher appears. When the student is ready, the teachers appears.


   

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