Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
MMS Evolution
| Question | Answer |
|---|---|
| evolution | how species have changed over time - new species have descended from earlier species but have changed over long periods of time |
| natural selection | when species with certain traits are better able to survive and pass on their genes (have babies) because they are better adapted for survival (often called survival of the fittest) |
| adaptation | A trait that is inherited and increases an organisms change of survival (these can come from random mutations) |
| endangered species | a species that is in danger of becoming extinct because of decreasing population |
| extinct | when the last organism of a species dies off |
| fossil | part of an organism or an impression of an organism that lived in the past |
| Darwin | made observations about how species change and came up with the idea of natural selection |
| Lamarck | made observations about how species change and proposed the idea that animals can change over time by using their bodies differently (like giraffes stretching out their necks) |
| variation | any change in organisms of the same species (Example: cats with stripes and cats with spots) |
Created by:
cvanwyk