| Answer | Crossword Clue |
|---|---|
| SIXFOURTHREE | Double-play combination. |
| anneal | heat and then cool (double-stranded nucleic acid) in order to separate strands and induce combination at lower temperature with complementary strands |
| chord | to play a combination of three or more musical notes |
| chords | CHORD, to play a combination of three or more musical notes |
| chorded | CHORD, to play a combination of three or more musical notes |
| chording | CHORD, to play a combination of three or more musical notes |
