ข้อสอบสารชีวโมเลกุล

http://www.vcharkarn.com/exam/index.php/set/794http://www.tps.ac.th/~narin/basicchem/index_files/page0024htmhtm
http://gotoknow.org/blog/kroonit/157040
http://school.obec.go.th/mclschool/6.2.2/L2.htm
http://www.trueplookpanya.com/true/examination_display.php?exam_id=247