The fossil record Flashcards
1
Q
geological timeline
A
- emergence of prokaryotes 2. widespread photosynthesis 3. first eukaryotes 4. first multicellular organisms 5. camrian explosion 6. animals on land 7. mammals 8. flowering plants
2
Q
how have mass extinctions contributed to evolution
A
mass extinctions opened up new niches and allowed for rapid evolution of organisms yo fill these vacant niches
3
Q
A