Question

Lactose is a disaccharide formed by the formation of a ________ bond between glucose and ________.

glycosidic; lactose
glycosidic; galactose
hydrogen; sucrose
hydrogen; fructose

Answer 1

glycosidic; galactose.

Step-by-step explanation:

Lactose is also known as table sugar. Lactose is present naturally in milk and a water soluble sugar.

Lactose is a disaccharide sugar made up of glucose unit. The lactose consists of glucose and galactose linked through the beta 1,4 glycosidic linkage.

Thus, the correct answer is option (2).