Another chemical name for thymine is

Options

A. deaminated cytisine
B. 5-methyl urcail
C. 7-methylated guanosine
D. 6-aminopurine

Answer

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for another chemical name for thymine.

2. **Understand the Context**: Thymine is one of the four nucleobases in the nucleic acid of DNA. It pairs with adenine through hydrogen bonds.

3. **Recall the Chemical Structure**: Thymine is a pyrimidine base, and its structure includes a methyl group that distinguishes it from uracil.

4. **Relate Thymine to Uracil**: Thymine can be thought of as uracil with a methyl group attached. This is crucial in understanding its alternative name.

5. **State the Alternative Name**: The chemical name for thymine is 5-methyl-uracil. This name reflects its structure, indicating that it is uracil with a methyl group at the 5th position.

6. **Confirm the Answer**: The answer to the question is 5-methyl-uracil, which is the correct alternative name for thymine.

**Final Answer**: Another chemical name for thymine is **5-methyl-uracil**.

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