| 41. | Natural pigments are used to paint the walls and inner domes.
|
| 42. | Quinoline yellow is representative of a large class of quinophthalone pigments.
|
| 43. | This area was the primary provider of red pigment to Mesoamerica.
|
| 44. | The paintings are made of a permanent pigment called potassium silicate.
|
| 45. | All the designs were screen printed by hand using pigment dyes.
|
| 46. | In albinism the cells lack the ability to produce pigment altogether.
|
| 47. | The purple colour common in these carrots comes from anthocyanin pigments.
|
| 48. | The iris pigment epithelium prevents damaging light scattering within the eye.
|
| 49. | Amelanistic Burmese pythons retain their yellow, carotenoid-derived pigments.
|
| 50. | Carotenoids are the most common group of pigments found in nature.
|
