In other words , Roman Catholics believe that transubstantiation is the ' change ' that occurs in the ' whole substance ' of the bread and wine set apart for the Eucharistic mystery .
Retrieved 3 March 2015 .
Roman Catholics believe that transubstantiation is the ' change ' that occurs in the ' whole substance ' of the bread and wine set apart for the Eucharistic mystery .
Retrieved 3 March 2015 .