Introduction Flashcards
How can evolution be considered a fact?
Ideas date back to ancient Greece, with lots of evidence to support it from palaeontology, comparative anatomy, developmental biology, molecular biology, and comparative genomics
How can evolution be considered a theory?
Natural selection being the central mechanism of evolutionary theory
How can evolution be considered a path?
Examines the factual details of the history of life, not only processes and mechanisms
What is evolution?
Change over time
How did Darwin define evolution? (without actually calling it evolution)
Descent with modification
What is microevolution?
How changes happen in individuals - the process
What is macroevolution?
The history of the processes that resulted in unique evolutionary events
Why do populations evolve and not individuals?
Individuals with the best traits are naturally selected, and those individuals interbreed with the population, which incorporates the changes into the population and the population evolves