5.2 Natural Selection
Across
- 3. Malthusian Dilemma states that population multiplies ______
- 5. Environmental pressures (external) lead to differential reproduction in a population
- 7. Bacteria may develop resistance to ______
- 9. Adaptations brought about by difference in activity patterns
- 10. Changes in allele frequency (relative frequency of a variant of a gene) within a gene pool
- 11. Beneficial traits that aid survival are passed on
- 14. Two haploid gametes form a diploid zygote
- 15. Adaptations brought about by variation in response by vital organs
Down
- 1. Struggle for survival
- 2. Alleles that better equip for survival
- 4. Genetic variation which a species inherits
- 6. Malthusian Proposed the Malthusian Dilemma
- 8. Encode for phenotypic polymorphisms
- 12. Exchange DNA segments between homologous chromosomes (non-sister chromatids) during prophase I.
- 13. Evolved bacteria that causes Golden Staph