| Answer | Crossword Clue |
|---|---|
| LEGOS | Blocks that interlock |
| LEGOS | Blocks that lock |
| ADAWARE | Program that blocks pop-ups |
| PAYWALL | Website feature that blocks nonsubscribers |
| ADAWARE | Computer program that blocks viruses |
| ADAWARE | Computer program that blocks pop-ups |
| NUCLEOTIDES | Groups of molecules that form the building blocks of DNA |
