Across
- 3. Heat or the time when female mammals can be bred
- 6. The Study of heredity and the variation of inherited characteristics
- 7. A.I.
- 9. A distinguishing quality or characteristic
Down
- 1. The mating and production of offspring of animals
- 2. Mixing two or more different breeds of one animal
- 4. A phenomenon where hybrid progeny have superior performance compared to their parental inbred lines
- 5. The quality of a characteristic being transmissible from parent to offspring
- 8. The time period a cow or heifer is pregnant