Biological diversity

Across

2. Budding
5. Cotyledon
6. Naturalselection
8. Specialization
9. DNA
11. Transgenic
14. Species
16. Chromosome
17. Zygospore
19. Artificalselection
20. Narrowniche

Down

1. Extirpation
2. Broadniche
3. Generalist
4. Mutation
7. Ninaryfission
10. Genetics
12. Clone
13. SECERRT
15. Specialist
18. Heritable