| Answer | Crossword Clue |
|---|---|
| MARX | Influence on Castro and Mao |
| formative | Serving to form something, esp. having a profound and lasting influence on a person's development |
| astrology | The study of the movements and relative positions of celestial bodies interpreted as having an influence on human affairs and the natural world |
| phenology | the science dealing with the influence of climate on the recurrence of such annual phenomena of animal and plant life as budding and bird migrations. |
