Place the Following Steps in Their Proper Order Starting with DUMP

question 89

Multiple Choice

Place the following steps in their proper order starting with dUMP and N⁵,N^{1 0}-methylenetetrahydrofolate as substrates. 1. Formation of tetrahydrofolate
2) Formation of N⁵,N^{1 0}-methylenetetrahydrofolate
3) Formation of 7,8-dihydrofolate

• A) 2; 1; 3
• B) 1; 3; 2
• C) 1; 2; 3
• D) 3; 1; 2

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