In cattle hornless ( H ) is dominant over horned ( h ) and black ( B) is dominant over horned ( b ) . Consider that these two pairs of genes assort independently . ( 1 ) What proportion of the offspring from the cross BbHh ? bbhh , would be black and hornless . ( 2 ) From the cross Bbhh ? Bbhh , how many will be : (a ) black and horned ( b ) red and horned .com