Evolution Flashcards
(15 cards)
All the changes that have transformed living things on earth from the simplest to the diverse.
Evolution
Father of Evolution
Charles Darwin
“The population growth would always overpower food supply growth creating perpetual stated of hunger, disease, and struggle.”
Thomas Malthus
Evolution occurred and proceeded in accordance with natural laws
Jean Baptiste de Lamarck
Related organisms become very different
Divergent Evolution
Distantly related organisms develop similar characteristics
Convergent Evolution
Are any preserved part or trace of an organism that once lived
Fossils
Fossil that is formed when soft body structures such as feathers and leaves form impression of sedimentary rocks.
Imprints
These are depressions on rocks and are shaped like the part of the organism.
Molds
These formed when mold is filled with another material
Casts
These are formed when minerals replace hard parts of organisms.
Petrified
Organisms in their early stages of development are called EMBRYOS.
Embryonic Development
Some organisms of different groups have body parts that are similar in structure but have different functions.
Homologous Structures
These are those that have similar functions but different anatomical structures.
Analogous Structures
These are parts of the body with no particular function
Vestigial Structures
