Sentences with phrase «dominant allele»
A dominant allele is a gene variant that will always be expressed in an individual's physical traits, even if only one copy is present. It is stronger than other gene variants, called recessive alleles, which need two copies to be expressed. Full definition
Any dog that has at least one copy of his allele and does not have a copy of the most dominant allele will have yellow hair with a darker mask on the face.
ashgi.org
Two dominant alleles create a dominant trait, as is the case with black Labs.
The most dominant allele will not produce mask or yellow, so dogs that have one copy will have coat color determined by other genes.
If we assign the PRA gene the letter «P», the dominant allele, which is for normal eyes, can be assigned the letter P, and lower case p can be used to represent the recessive PRA affected allele.
The traditional color, produced when one or both genes have the dominant allele, is commonly referred to as black or black and rust (also called black and tan), while the most common variation, due to both genes having the recessive allele, produces what is called a red or red and rust Doberman in America and a «brown» Doberman in the rest of the world, which is primarily deep reddish - brown with rust markings.
Congenital hereditary deafness in most dog breeds is associated with 1 of 2 classical pigmentation genes responsible for white or light skin and fur coloration: piebald and merle.1 The pigment locus S has 3 recessive alleles: Irish spotting, piebald, and extreme piebald; dogs with the dominant allele have solid color.
The dominant allele in the series is KB, which is responsible for self - coloring, or solid colored fur in pigmented areas.
Piebald is a recessive allele of the S gene, where the dominant allele is expressed as a solid color.
The child will have brown eyes if it receives a recessive allele (blue) from one parent and a dominant allele (brown) from the other parent.