שאלה | 16. Tetraterpene pigments:

16. Tetraterpene pigments:

		a. Generate cyanide-like and other poisonous molecules when cleaved.
		b. Are notoriously absent in cactus fruit and other Cactaceae, that contain other pigments instead.
		c. Are non essential to life, therefore considered important vitamins.
		d. There are almost no important pigments among the tetraterpenes.
		e. Many tetraterpenes indirectly impart special aromas to many fruit such as watermelon, tomato and peach.
		f. Have an important visual value to fruit but normally do not have a health or nutritional benefit to humans.