Determine whether each of the following disaccharides is a reducing sugar. Yes, both of the anomeric positions bears an OH group. No, both anomeric positions bear acetal groups. No, one of the anomeric positions bears an OH group. Yes, one of the anomeric positions bears an OH group. No, one of the anomeric positions bears an OH group. No, both anomeric positions bear acetal groups. Yes, one of the anomeric positions bears an OH group. Yes, both of the anomeric positions bears an OH group. No, both anomeric positions bear acetal groups. Yes, one of the anomeric positions bears an OH group. Yes, both of the anomeric positions bears an OH group. No, one of the anomeric positions bears an OH group.