Adaptation Flashcards
Voyage of the HMS Beagle: 1831
Charles Darwin begins his voyage
What was the purpose of the HMS Beagle voyage
was a 2 year survey of south America
What happened during the voyage on 1835
Darwin arrives in the Galapogas Islands
What did Charles Darwin do on the Galagos Island
he studied organisms for one month
What did Charles Darwin during 1837
he studied the Galapogos finches and began his development on the theory of evolution
1838
Darwin begins series notebooks with ideas about “species transmutation”
What concept did Darwin develop during 1838
survival of the fittest
1846
Darwin begins his 8 year study on barnacle specimens
How was Darwin’s study on barnacle specimens important
provided support for evolution
When did Charles Darwin publish his book “On the Origin of Species”
1859
“On the Origin of Species” was….
an immediate success with the public and detailed Darwin’s theory of evolution
Theory of evolution is broken into how many parts
4
Part 1 of the theory of evolution
organisms come from common ancestors
Part 2 of the theory of evolution
organisms change over time
Part 3 of the theory of evolution
change is slow and takes place gradually and not immediately
Part 4 of the theory of evolution
natural selection is the mechanism for species evolution
Paleontology
study of fossilized organisms
Adaptations of organisms occur due to….
competition for resources also known as survival of the fittest
How many categories of adaptation are there
5
- structural
differences in physical appearance
- Physiological
differences in function of specific structure
- Behavioral
specific actions performed for survival
- Biochemical
changes in internal chemistry of an organism
- Ecological
temporary change due to extreme changes in environment
