Terms
What is extinction?
Species completely dies out and no members survive.
What is photosynthesis?
Food source for other organisms.
What is the theory of evolution?
Organisms change over time and living things with beneficial traits produce more offspring.
Who studies fossils?
Paleontologists
What are homologous structures?
Similar structures inherited from a common ancestor.
What are fossils?
Preserved remains or traces of organisms that lived in the past.
What is cellular respiration?
Process of using food for enegry.
Who was Charles Darwin?
A scientist who studied the diversity of life.
What is speciation?
Where a new species evolves.
What are analogous structures?
Structures that are similar in unrelated organisms.
What is fossil record?
Record of life unfolding over the last 4 billion years.
When did the evolution of eukaryotes happen?
Around 2 billion years ago.
What is artificial selction?
Humans can breed plants and animals to have useful traits.
What is allopatric speciation?
Geographic separation, which doesn't allow species to interbreed.
Are vestigial structures important?
No, they are no longer needed.
What is relative dating?
Comparing rocks.
What is the endosymbiotic theory?
Large cells engulfed small cells, creating a symbiotic relationship.
What was Darwin's theory of evolution?
Species change over time and the fittest survive.
What is sympatric speciation?
New species without geographic separation.
What is comparative embryology?
Study of similarities and differences in embryos of different species.
What is absolute dating?
Radiometric materials to find a date for the roc.
What are the major adaptations in the endosymbiotic theory?
Sexual reproduction and cell specialization.
What was Darwin's book called?
The Origin of Species
What is coevolution?
Species in symbiotic relationships tend to evolve together.
What is the evidence from biogeography?
Study of how and why plants and animals live where they do.