Red blood cell

Red blood cell

Incomplete Dominance is easiest to see and understand in terms of . Dominant alleles produce colorful pigments, and

organisms produce bright rich colors. Recessive alleles often produce little to no pigment at all, so organism are very light in color.

When an organism is a , it produces the pigment since it only has making

pigment protein. This results in a color that is lighter than a homozygous dominant organism but darker than a homozygous recessive organism. It is an

.

Photo by David Blaikie

Cream

Dark Brown

Palomino

D d

D

d Dd

Dd DD

dd

Cream

Dark Brown

Palomino

d d

D

d dd

Dd Dd

dd

Both traits appear in the offspring.

An intermediate trait appears in the offspring.

Chicken with Gray Feathers

Chicken with Black & White Feathers