26. Which of the following enzymes is not involved in synthesis of 22:6(n-3) fatty acid from 18:3(n-3) fatty acid?
(A) Δ⁴ desaturase
(B) Δ⁶ desaturase
(C) Δ⁵ desaturase
(D) elongase

1. 題目解析本題問的是在合成22:...