Chapter 15/19 Flashcards
(27 cards)
Who founded paleontology?
Cuvier
Who proposed catastrophism?
Cuvier
What is catastrophism?
Theory that changes in earth crust resulted from sudden violent and unusual events
What is paleontology?
Branch of science concerned with fossil animals and plants
Who was the first biologist to propose evolution?
Lamarck
Who proposed the inheritance of acquired characteristics?
Lamarck
What is the inheritance of acquired characteristics
If organism changes to adapt to environment, those changes pass onto its offspring
Biogeography is?
The study of the geographic distribution of life forms on earth
Fitness is?
Relative reproductive success of individual
Artificial selection?
Breeder chooses which traits to select that the plants and animals will reproduce
Fossils are?
Remains and traces of past life
Transitional fossils?
Common ancestor for two different groups of organisms - allow to trace descent of organisms
Homologous structures?
Anatomically similar because they are inherited from common ancestors
May be functionally similar or not
Analogous structures?
Serve same function - not constructed similar
Do not share common ancestor
Vestigial structures?
Fully developed anatomical structures in one group of organisms
Biochemical evidence - all living organisms?
Use same basic biochemical molecules
Utilize same DNA triplet code
Utilize same 20 amino acid in proteins
Misconception about evolution
Theory about how life originated
There are no transitional fossils
Evolution proposes life changed due to random events
Evolution is not observable or testable
Who came up with classification
Linnaeus
DNA barcoding?
Uses short DNA sequences from unknown organisms to large database of sequences from known organisms
Does eukarya domain have nuclear envelope
Yes
Does bacteria or archaea have nuclear envelopes
No
Do all 3 domain have ribosomes
Yes
Phylogeny is?
Evolutionary history of a group
Cladistics?
Method uses shared derived traits to develop hypothesis of evolutionary history
