(f)何謂Restriction enzymes? 舉一個實驗說明restriction enzyme的應用。(5分)

3. According to scholars (e.g., Brown and Abeywickrama, 2010), the objectives of the assessment tasks in listening can be classified in terms of several types of listening performance. (a) Based on your understanding, identify at least four types of listening performance and the objectives of the tasks assessing each type of listening performance. (b) If you use the story Three Little Pigs and the Big Bad Wolf as the teaching material in your EFL classroom, how will you design your listening tasks to assess your students’ listening performance of these four different types? (25%)

(f)何謂Restriction enzymes? 舉一個實驗說明restriction enzyme的應用。(5分)

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