| Question | Answer |
|---|---|
| What is the study of similarities and differences in living species called? | Comparative anatomy |
| What are vestigial structures? | body parts that lost their original function through evolution |
| What is embryology | The science of the development of embryos from fertilization to birth |
| What are analogous structures? | body parts that perform a similar function but are different in structure |
| What do you call body parts of that are similar in structure and position but have a different function? | homologous structures |
| What is a fossil record? | record of all the fossils ever discovered on Earth |
| What is an impression of a an organism in a rock called? | mold |
| What do you call the preserved evidence of the activity of an organism? | trace fossil (may show footsteps) |
| What is a geological time scale? | a chart that divides Earth's history into different time units |
| What is it called when the last of an organism dies? | extinction |
| What is biological evolution? | This is the change in populations of related organisms over time |
| What is a cast? | a fossil copy of an organism in a rock |
| What is a naturalist? | a person who studies plants and animals by observing them |
| What do you call breeding an organism for a desired trait or characteristic? | selective breeding |
| What is camouflage? | an adaption that allows a species to blend into its enviornment |
| What is natural selection? | the way in which organisms have variations to survive in their environments to live longer and reproduce more than those that do not have variations |
| What is adaptation? | a trait that increases an organism's chance of surviving and reproducing |
| What is evolution? | a change in the hereditary features over time |
| What is absolute dating? | very specific and gives more exact times |
| What is relative dating? | just puts things in order of how they happened |
