Across
- 2. External factors that influence phenotypic variation
- 5. Variation that can be transmitted from parents to offspring
- 7. Exchange of genetic material between homologous chromosomes
- 8. Ability of organisms of the same species to differ in characters
- 9. Non-heritable and reversible change caused by environmental factors
Down
- 1. Formation of new gene combinations during meiosis
- 3. Cell division that produces genetic diversity
- 4. Variability influenced by environmental conditions
- 6. Variability based on differences in genes
- 9. Heritable change in DNA sequence