| Answer | Crossword Clue |
|---|---|
| EYES | They're usually blue or brown |
| EGGS | They're usually white or brown |
| IRIS | It's usually blue or brown |
| IRIS | It's usually blue, green or brown |
| hemin | a red-brown to blue-black crystalline salt C34H32N4O4FeCl derived from oxidized heme but usually obtained in a characteristic crystalline form from hemoglobin |
| LEVIS | They're usually blue |
