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Bond between first phosphate and adenosi...

Bond between first phosphate and adenosine in ATP is

A

Phosphoester bond

B

Nitrophosphate bond

C

Phosphoanhydride bond

D

Adenophosphate bond.

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding ATP Structure**: ATP (Adenosine Triphosphate) is a molecule composed of three phosphate groups, a ribose sugar, and an adenine nitrogenous base. The adenosine part of ATP consists of the adenine base attached to the ribose sugar. 2. **Identifying the Bond**: The bond between the first phosphate group and the adenosine in ATP is formed when the phosphate group attaches to the ribose sugar of adenosine. 3. **Type of Bond Formed**: The bond that forms between the ribose sugar of adenosine and the first phosphate group is known as a phosphoester bond. This bond is a type of covalent bond that occurs when a phosphate group is esterified to a sugar. 4. **Conclusion**: Therefore, the bond between the first phosphate and adenosine in ATP is called a phosphoester bond. **Final Answer**: The bond between the first phosphate and adenosine in ATP is called a phosphoester bond. ---
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