| Answer | Crossword Clue |
|---|---|
| GREYEYES | Their colour is affected by melanin |
| thermochromy | a phenomenon in which certain dyes made from liquid crystals change colour reversibly when their temperature is change also THERMOCHROMISM |
| thermochromism | a phenomenon in which certain dyes made from liquid crystals change colour reversibly when their temperature is change also THERMOCHROMY |
| thermochromisms | THERMOCHROMISM, a phenomenon in which certain dyes made from liquid crystals change colour reversibly when their temperature is change also THERMOCHROMY |
| thermochromies | THERMOCHROMY, a phenomenon in which certain dyes made from liquid crystals change colour reversibly when their temperature is change also THERMOCHROMISM |
