Rating | Solver | Clue |
---|---|---|
QUASAR | They all emit light | |
MELANOSCOPE | An instrument containing a combination of colored glasses such that they transmit only red light, so that objects of other colors, as green lea... | |
CHLOROPHYLL | ...rmed in the cells of the leaves (and other parts exposed to light) of plants, to which they owe their green color, and through which all ordi... |