Allen, that partial albinism is a condition in which pigment is reduced around definite body centres, so that unpigmented areas occur between the pigment patches or at their borders.
More remarkable is the case of certain cattle, whose skin is piebald, marked by a general ground colour over which are scattered patches of unpigmented coat.
I have observed the female to remain motionless for an hour or more with her unpigmented brood clustered around and beneath her body.
Such birds when crossed with the Silky give dark pigmented birds of both sexes in F1, and the F2 generation consists of pigmented and unpigmented in the ratio 3 : 1.
Thus a bird of the constitution PPIi approaches in pigmentation a bird of the constitution Ppii, while a bird of the constitution PpII has but little more pigment than the unpigmented bird.
On casual observation they might have {106} passed for unpigmented birds, for with the exception of an occasional fleck of pigment their skin, comb and wattles were as clear as in the Brown Leghorn (Pl.
Now a cock of such a strain crossed with a Brown Leghorn hen should give only completelyunpigmented birds.
It consists of a varying number of little nodes which, on a mucous membrane, as in the nostrils or vagina, or on soft, unpigmented skin, appear red and feel at first like shot under the epidermis.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "unpigmented" in a variety of sentences. We hope that you will now be able to make sentences using this word.
