Magnesium is required for enzymes connected with

Options

A. Oilgosaccharide formation
B. ATP utilising reactions
C. Glycoprotein formation
D. All the above.

Answer

To solve the question "Magnesium is required for enzymes connected with," we need to analyze the options provided and understand the role of magnesium in biological processes.

### Step-by-Step Solution:

1. **Understanding the Role of Magnesium**:
- Magnesium (Mg) is an essential mineral that plays a crucial role in various biochemical reactions in the body, particularly those involving enzymes.

2. **Analyzing the Options**:
- The options given are:
a) Oligosaccharide formation
b) ATP utilizing reactions
c) Glycoprotein formation
d) All of the above

3. **Evaluating Each Option**:
- **Oligosaccharide Formation**: While magnesium may have some indirect roles, it is not primarily required for the enzymes involved in oligosaccharide synthesis.
- **ATP Utilizing Reactions**: Magnesium is known to be critical for ATP (adenosine triphosphate) utilization. It forms a complex with ATP, which is necessary for many enzymatic reactions that require energy.
- **Glycoprotein Formation**: Similar to oligosaccharide formation, magnesium is not specifically required for the enzymes that synthesize glycoproteins.
- **All of the Above**: Since magnesium is not essential for oligosaccharide or glycoprotein formation, this option is also incorrect.

4. **Conclusion**:
- The most accurate answer is **ATP Utilizing Reactions**. Magnesium is essential for the enzymes that utilize ATP, as it helps stabilize the negative charges on the phosphate groups of ATP, facilitating the energy release during the hydrolysis of ATP.

### Final Answer:
Magnesium is required for enzymes connected with **ATP utilizing reactions**.