ข้อสอบสารโมเลกุล ^^"

1. http://gotoknow.org/blog/kroonit/157040

2. http://www.kanzuksa.com/Exam.asp?L=AM2

3. http://www.proprofs.com/quiz-school/story.php?title=sasasasa_20

4. http://www.trueplookpanya.com/true/examination_display.php?exam_id=247

5. http://www.vcharkarn.com/exam/index.php/set/795