Question

xanthine means

• organelle in which photosynthesis takes place
• a yellow chemical compound found in blood and urine
• chemical element that conducts heat
• a sugar extracted from wood or straw

Explanation:

Xanthine is a yellow - chemical compound found in blood and urine. It is a purine base and is involved in many biochemical processes. The organelle in which photosynthesis takes place is the chloroplast. Chemical elements that conduct heat are metals like copper, iron etc. A sugar extracted from wood or straw is xylose.

Answer:

A yellow chemical compound found in blood and urine