Darwin and Natural Selection Q

DARWIN:

Evolution through natural selection

DARWIN observations

Finches: each island finch had a different beak in order to aid what was available food source on the island

Galapagos was the…

most important location to Darwin

Maltus

British economist whom Darwin was inspired by:

Maltus beliefs..

Human population has ability to outgrow of food resource, but due to deaths does not occur

LAMARCK:

organisms that inherit traits in their own lifetime pass on those traits “acquired traits” : WRONG

EVOLUTION:

the change in the characteristics of a species over several generations and relies on the process of natural selection

NATURAL SELECTION:

Survival of the fittest → those who are better suited for the environment are able to survive therefore mate and produce offspring who pass on genes (traits) to next generation

WALLACE:

• British naturalist 

  • sent a letter to Darwin regarding natural selection which supports the theory

LYELL:

• Geologist whom Darwin referenced

• Believed Earth is older than we had thought

  • therefore organisms have existed longer and evolving over that time frame