English Usage: Sporopollenin is a durable organic material found in the outer walls of pollen grains.
Hindi Usage: वैज्ञानिक ने प्राचीन ठोस से पाए गए स्पोरोपोलेनिन का विश्लेषण किया।
English Usage: The scientist analyzed the sporopollenim found in ancient sediments.
sporosporin, sporo-polenin, sporosporlin, sporo-polenine