BIOLOGY
DISACCHARIDES
| Question 
 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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 Lactose is composed of 
|  |  glucose + fructose 
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|  |  glucose + glucose 
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|  |  glucose + sucrose 
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|  |  glucose + galactose 
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 Explanation: 
Detailed explanation-1: -Lactose is the disaccharides which are present in milk. it is also called milk sugar. It is made up of two monosaccharides glucose and galactose. Lactose is formed by beta 1-4 condensation of two hexose molecules.
Detailed explanation-2: -iii. Lactose is a disaccharide composed of one molecule each of glucose and galactose.
Detailed explanation-3: -Lactose is popularly know as milk sugar. It is a disaccharide composed of one molecule of glucose and one molecule of galactose.
Detailed explanation-4: -Lactose is a disaccharide consisting of glucose and galactose and is found naturally in milk.
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