Credit Hours: 3.00. (BCHM 64000 , BTNY 64000 ) Topics include photosynthesis, respiration, carbohydrate and lipid metabolism, and nitrogen, sulfur, and secondary metabolism. This course is the third in a series of core courses in the Purdue Plant Biology Program graduate curriculum. Prerequisite: BCHM 56100 ,BTNY 55300 or HORT 55300 , Prerequisite: BIOL 55100 or HORT 55100 . Typically offered Fall.