Flashcards
Natural Selection
Flashcards do conjunto (6)
- 1Over-ProductionOrganisations produce more offspring than can possibly survive so that population remains stable.
- 2Struggle for existenceOrganisms that experience environmental resistance.
E.g competing for food. - 3VariationDifferent characteristics/mutations in a population which may give an advantage in severe struggle for existence.
- 4Survival of the fittestThe individuals that are most successful (are most suited/adaptable to the environment) will survive.
- 5Characteristics passed downThe well adapted individuals are more likely to survive and breed therefor will pass on good characteristics/advantages. (NATURAL SELECTION)
- 6Selection PressureWhere the environment applies a 'struggle for existence' such as shortage of food.