| Biomedical research agcy. | 25 |
| Biomed. research agency | 23 |
| Bioluminescent critters | 23 |
| Bioluminescent beetles | 22 |
| Biology or geology, e.g. | 24 |
| Biology or chemistry: Abbr. | 27 |
| Biology lab slide specimen | 26 |
| Biology class sighting | 22 |
| Biology class initials | 22 |
| Biology class dissection | 24 |
| Biology class captives | 22 |
| Biology and chemistry: Abbr. | 28 |
| Biology 101 subject (Var.) | 26 |
| Biologist's medium | 22 |
| Biologist Stephen Jay ___ | 25 |
| Biological transmitter | 22 |
| Biological trait carrier | 24 |
| Biological subdivisions | 23 |
| Biological subdivision | 22 |
| Biological rings of color | 25 |
| Biological ring of color | 24 |
| Biological plant group: Var. | 28 |
| Biological manipulation | 23 |
| Biological interstices | 22 |
| Biological inheritance | 22 |
| Biological immunity agent | 25 |
| Biological food processor | 25 |
| Biological engineering | 22 |
| Biological duct travelers | 25 |
| Biological dividing wall | 24 |
| Biological classifications | 26 |
| Biological classification | 25 |
| Biological building blocks | 26 |
| Biol. majors' awards | 24 |
| Biol. and chem., for two | 24 |
| Biography's beginning? | 26 |
| Biography subtitle, perhaps | 27 |
| Biography of Odin, e.g.? | 24 |
| Biography of a member of NWA? | 29 |
| Biography Channel owner | 23 |
| Biography by Peter Evans | 24 |
| Biography by D. Hanna: 1960 | 27 |
| Biographical résumés | 26 |
| Biographical movie of 1945 | 26 |
| Biographical collection | 23 |
| Biographical beginning? | 23 |
| Biographical beginning | 22 |
| Biographers' collections | 28 |
| Biographer's write-up | 25 |
| Biographer's subject | 24 |
| Biographer's story | 22 |
| Biographer ___ Kearns Goodwin | 29 |
| Biographer of Robert Moses | 26 |
| Biographer of Henry James | 25 |
| Biographer Leon and family | 26 |
| Biographer Arthur or Barbara | 28 |
| Biogenesis scandal nickname | 27 |
| Biog. note for Plutarch | 23 |
| Bioelectric sea creature | 24 |
| Bioelectric fish, sometimes | 27 |
| Bioelectric critters, perhaps | 29 |
| Biodegradable pipe material | 27 |
| Biochemists study them | 22 |
| Biochemistry procedures | 23 |
| Biochemist's letters | 24 |
| Biochemist's concern | 24 |
| Biochemical enzyme, briefly | 27 |
| Biochemical arrangement | 23 |
| Bio. and chemistry e.g. | 24 |
| Bio major's expense | 23 |
| Bio class locale, often | 23 |
| Bio 101 subject (Var.) | 22 |
| Binoculars for the Met | 22 |
| Binney & Smith products | 27 |
| Bingo, by another name | 22 |
| Bingo relative in Vegas | 23 |
| Bingo player's purchase | 27 |
| Bingo call or an old bomber | 27 |
| Binghamton-to-Utica dir. | 24 |
| Binghamton Senator's grp. | 29 |
| Bingham of “Baywatch” | 29 |
| Bingham Canyon operation | 24 |
| Binge-watching aid, maybe | 25 |
| Binge consequence, maybe | 24 |
| Bing's swing, in a song | 27 |
| Bing's longtime pal | 23 |
| Bing's frequent co-star | 27 |
| Bing Crosby's label | 23 |
| Bing Crosby's birthplace | 28 |
| Bing Crosby record label | 24 |
| Bing Crosby Oscar role | 22 |
| Bing Crosby or Rudy Vallee | 26 |
| Bing Crosby or David Crosby | 27 |
| Bing Crosby hit of 1944 | 23 |
| Bing Crosby film of 1941 | 24 |
| Bing Crosby best seller | 23 |
| Binds tightly, on a ship | 24 |
| Binds by solemn pledge | 22 |
| Binding, as a contract | 22 |
| Binding things together | 23 |