Lets see if I got this right

B.appel13

New Member
Messages
49
If I breed a normal to a morph we will say a tang, the hatchlings will be

1/2 normal and 1/2 normal 50%het for tang.

Then if I take a 50% het for tang and breed with a tang ill get

1/2 normal 66% het tang and 1/2 tang ??

this is all confusing but trying to understand it all. Just got my first leo...she is a normal 6 months old...So i have 6 months to learn all this before I start breeding attempts.
 

sam12345

TS-Geckos
Messages
84
Location
Worthing, UK
If I breed a normal to a morph we will say a tang, the hatchlings will be

1/2 normal and 1/2 normal 50%het for tang.

Then if I take a 50% het for tang and breed with a tang ill get

1/2 normal 66% het tang and 1/2 tang ??

this is all confusing but trying to understand it all. Just got my first leo...she is a normal 6 months old...So i have 6 months to learn all this before I start breeding attempts.

Firstly its wrong because Tangerine is a polygenic (line bred) trait is isnt inherited or passed on in the same way as any genetic traits.

Lets use blizzard as the "example morph" as blizzard is a simple recessive gene.

Normal x Blizzard =
100% Normals het Blizzard because the Blizzard has only got the blizzard gene to pass on. So the hatchlings all get one blizzard gene meaning they are heterozygous for blizzard.

If you then took the blizzard and bred it back to a Normal het blizzard you would get =
50% Patternless
50% Normal het Patternless.

I presume you used Tang as the example because you have a normal and a Tangerine?
If so it will depend on whether your Tang is Hypo or Super Hypo Tang, but if it turns out he/she is just normal tangerine then all the offspring will be Normal and some may express varying amounts of tang.
 

B.appel13

New Member
Messages
49
I only have a normal...used a tang just the first morph that popped into my head.

I have alot of learning to do and i thank you very much for the help. Its starting to make sense. I actually like blizzards over tangs. I cant wait to get breeding leos but im taking my time to make sure I know what im doing.
 

ElapidSVT

lolwut?
Messages
1,370
Location
Grass Valley, California
there's some great info on the site if you poke around and a ton on the internet in general.

once you grasp that every trait has two genes that code for it
if the two genes are the same, the animal is known as homozygous
if the two genes are different, the animal is heterozygous

phenotype is what you see
genotype is what genes the animal carries

dominant genes control the phenotype with only one copy
recessive genes control the phenotype with two copies
codominant genes the heterozygous animal has a different phenotype than the homozygous animal

with line-bred traits the results are a range between the two genetic contributors

hope that helps!
rob
 

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