| SCIENCE | Chemistry, biology and physics are branches of it (7) |
| BIO | Science that anatomy and zoology are branches of for short |
| FAMILYTREE | Where roots are branches |
| DISPENSER | A man of scruples as far as physics are concerned! (9) |
| DRUGGIST | A man of scruples, as far as physics are concerned! (8) |
| DISPENSE | What chemists do as far as physics are concerned (8) |
| APTESTS | European History and Physics C: Mechanics, for two |
| OBRIAIN | Dara _ _ , comedian with maths and physics degrees (1,6) |
| SCIENCES | Biology and physics, say (8) |
| EMBRYOLOGY | Branch of biology and medicine dealing with the study of foetuses (10) |
| NATURALSCIENCES | Biology and Zoology are normal scene (sic), surprisingly (7,8) |
| CURIE | Winner of Nobel Prizes in chemistry and physics |
| THERMODYNAMICS | Doctor probing experimental chemistry and physics, of a sort (14) |
| SCIENTIST | Person studying chemistry, biology etc (9) |
| SPEEDOFLIGHT | A fundamental constant of nature and physics defined by the vacuum propagation rate of electromagnetic radiation, exactly 299,792,458 metres per second (5,2,5) |
| EPIC | Large-scale constants of mathematics and physics (4) |
| ARISTOTLE | Ancient Greek philosopher whose works included pioneering studies of logic, biology and politics |
| EXACTSCIENCES | Chemistry and physics, e.g. |
| ALOUD | Girls ---, singers of the pop hits Biology and The Promise |
| SCIS | Biology and chemistry: Abbr. |
