Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
4 Cards in this Set
- Front
- Back
Evolution |
Explains that millions of different species have developed over millions of years from one common ancestor |
|
Common Ancestor |
An organism from which others have evolved |
|
How many species of life on earth |
Nine million different species |
|
Charles Darwin |
Work on his theory of evolution by a process named natural selection |