Not exact matches
Merle issues Breeding two merles together will lead to two copies of the merle gene being present in the pups resulting in eye, ear and abdominal prob
Merle issues Breeding two
merles together will lead to two
copies of the
merle gene being present in the pups resulting in eye, ear and abdominal prob
merle gene being present in the pups resulting in eye, ear and abdominal problems.
Only in the puppies that inherit two
copies of the
merle gene.
Dogs with two
copies of the
merle gene usually have multiple and significant problems with the eyes.
Like
merle, the NBT
gene is dominant with serious defects associated with having two
copies.
No, however dogs which inherit two
copies of the
merle version of the
gene will have more white (in Aussies usually much more white) than dogs with one or no
merle version of the
gene.
Dogs that receive one
copy of the
gene from each parent are homozygous for
merle.
Not necessarily, but Aussies is inheriting two
copies of the dominant form of the
merle gene are almost always mostly white.
The abbreviation «MM» is also commonly used (genetic shorthand for 2
copies of the
merle gene).
The white markings may occur because the dog is a double
merle (two
copies of the
merle gene) or because normal white markings are overextended on the head.
Double
Merle is the common term for homozygous merles (dogs with 2 copies of the merle g
Merle is the common term for homozygous
merles (dogs with 2
copies of the
merle g
merle gene).
Most common is probably
merle ocular dysgenesis — the complex of defects observed in dogs that have inherited two
copies of the
merle gene.
When a dog inherits two
copies of the
merle gene it virtually always has serious eye defects.
Because of this, one wouldn't necessarily know that a dog was
merle and might breed it to another
merle, producing puppies that are blind or deaf because they have two
copies of the
merle gene.
This dog, when mated to a non-
merle, will produce an entire litter of normal
merles, because it carries two versions of the
merle (M)
gene and all the puppies will inherit one
copy from it, thus making them all (Mm).
Dogs who have two
merle parents and have inherited two
copies of the
merle gene (double
merles) are usually mostly white.