Among cattle, having horns is a recessive trait. Cattle without horns, which are called polled cattle, are common. Suppose a horned male mated with a polled female. Their offspring are all polled. On


Among creation, having horns is a recessive characteristic. Creation externally horns, which are named polled creation, are contemptible. Suppose a horned male mated delay a polled womanly. Their end are all polled. On ripeness, two creation of the F1 race mated. Their end are a mix of polled and horned creation.