Kategorier: Alle - natural - selection - fossils - evolution

af Noha Marei 17 år siden

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Darwanian Evolution

Charles Darwin, born in 1809, revolutionized the biological sciences with his theory of evolution by natural selection. His journey as a naturalist on the HMS Beagle led him to make significant observations, notably of finches, which contributed to his groundbreaking ideas.

Darwanian Evolution

Darwanian Evolution

He used the scientific method to reach his theory

Reach conclusions
Test the hypothesis
Explanation (Hypothesis)
Communication to other scientists
Observation and description (Scientific classification of species)

Darwin's theory of evolution

Evidence of ancient life
The "Finches"

Reptile-bird (it had feathers and at the same time had some bones in its tail)

The fossil fuel he found of a bird, looked very different than all species we know today

Natural selection
"Survival of the fittest"
Acts to preserve minor advatageous genetic mutations

Misconceptions & Misunderstandings

Many relate Darwin to the picture of the monkey changing to be a man.
His evolutionary theory is a theory about the origin of life
Evolution is a " Ladder of Progress"
It was thought that because evolution is not observable nor testable then it is not science

Brief biography

In 1882: His death
In 1859: publication of "The Origin Of Species"
In 1842: 1st unpublished ideas on evoultion
He goes on the "Beagle"; ship, as a naturalist.
Enters christ college, Cambridge
Born in February, 1809