Darwin's Theory of Evolution Flashcards
which voyage of the beagle did Charles Darwin join in?
the 2nd voyage
name of the ship
The HMS Beagle
how many years and what years did he travel
5 years, 1831-1836
Darwin noticed similarities between extinct and extant organisms.
Fossils
Darwin made observations regarding the resemblance of species in South America.
Resemblance
the spread of the organisms
Distribution
The most famous observations Darwin has made in the Galapagos
Variation of Galápagos Finches
what island did he observe his theory?
Galapagos Island
4 distinct part of Darwin’s theory
Common Descent, Speciation, Gradualism, Natural Selection
All species have common ancestry.
Common Descent
refers to the process by which organisms change and evolve to form a distinct new species.
Speciation
The change that happens to species does so over very long periods of time.
Gradualism
Organisms with favorable traits are more likely to survive and reproduce.
Natural Selection