The sugar present in milk is

Options

A. Sucrose
B. Fructose
C. Lactose
D. Glucose

Answer

To solve the question "The sugar present in milk is", we can follow these steps:

### Step 1: Identify the options
The options provided are:
A) Sucrose
B) Fructose
C) Lactose
D) Glucose

### Step 2: Understand the composition of milk
Milk contains various nutrients, including sugars. The main sugar found in milk is known as lactose.

### Step 3: Define lactose
Lactose is a disaccharide sugar composed of two monosaccharides: glucose and galactose. These two sugars are linked together by a specific type of bond known as a beta 1,4 glycosidic bond.

### Step 4: Discuss the digestion of lactose
In the human body, lactose is broken down in the intestine by an enzyme called lactase. This enzyme splits lactose into its constituent monosaccharides, glucose and galactose, which are then absorbed into the bloodstream.

### Step 5: Analyze the other options
- **Sucrose** is a common sugar made from glucose and fructose, but it is not the sugar found in milk.
- **Fructose** is known as fruit sugar and is not present in significant amounts in milk.
- **Glucose** is a simple sugar and an important energy source, but it is not the primary sugar in milk.

### Step 6: Conclusion
Based on the information provided and the analysis of the options, the sugar present in milk is **C) Lactose**.

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