Intro to evolution Flashcards
Paleontology
study of fossils dev by charles cuvir
catastrophism
theory that the boundary of strata represents a diff catastrophe
Uniformitarianism
states that the mechs of change are constant over time
Lamarcks hypothesis
stated that evolution occurs by the disuse of body parts, and the inheritance of acquired chars.
Incorrect
Descent with modification
Everything is related and descendent form ancestor in remote past
Natural Selection
increases that adaptation of organisms to their environment
can only edit traits, not add
artificial selection
process of modifying a species and breeding indivs with desired traits
How many obv and inf did darwin make
4 observations 2 inferences
What are the 4 observations
- members of species vary greatly in traits
- traits are inherited from parents
- pop can grow beyond what environment can handle
- not all offspring will make it to adulthood/ reproduce
obv 2
traits are inherited from parents
obv 3
pop can grow beyond what environment can handle
obv 4
not all offspring will make it to adulthood/ reproduce
inf 1
Those that have better traits have more offspring
inf 2
the inequality of survival is what leads to accumulation of good traits over gens
What did Charles lyell come up with
uniformitarianism, the mechs of change are constant over time.