Questions: Identifique el grupo al que pertenece esta base nitrogenada en el ARN. Seleccione una: A. Timina B. Purina C. Pirimidina D. Citosina E. Uracilo

Identifique el grupo al que pertenece esta base nitrogenada en el ARN. Seleccione una: A. Timina B. Purina C. Pirimidina D. Citosina E. Uracilo
Transcript text: Identifique el grupo al que pertenece esta base nitrogenada en el ARN. Seleccione una: A. Timina B. Purina C. Pirimidina D. Citosina E. Uracilo
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Solution

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Solution Steps

Step 1: Identify the Structure

Examine the given chemical structure. The structure has two rings fused together, which is characteristic of purines.

Step 2: Compare with Options

Compare the structure with the options provided:

  • A. Timina (Thymine) - Pyrimidine
  • B. Purina (Purine) - Correct category
  • C. Pirimidina (Pyrimidine) - Incorrect category
  • D. Citosina (Cytosine) - Pyrimidine
  • E. Uracilo (Uracil) - Pyrimidine
Step 3: Confirm the Correct Answer

The structure matches the characteristics of a purine, which includes adenine and guanine. The given structure is adenine.

Final Answer

B. Purina

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