Even in the DR's the inhibitor may sometimes work itself out.
Such birds being heterozygous for the inhibitor factor, should be whites showing some coloured "ticks."
On account of this weakness of the inhibitor in the germ-plasm of No. 117 that inhibitor is rarely fully activated.
The Silky is pure for the pigmentation factor, but does not contain the inhibitor factor.
Probably we ought to regard the beardless as a bearded wheat in which there is an inhibitor that stops the beard from growing.
In this case we may conceive that an unusually potent condition of the inhibitor wholly stopped the development of the tail.
The character in this case is an inhibitor of tail development.
inhibitor in·hib·i·tor or in·hib·it·er (ĭn-hĭb'ĭ-tər)
A substance that restrains or retards physiological, chemical, or enzymatic action.
A nerve whose stimulation represses activity.