| A | B |
|---|
| What were the first living things on earth? | heterotrophic,anaerobic, prokaryotes |
| Who tried to disprove spontaneous generation with meat in a jar? | Francesco Redi |
| What instrument was used in Pasteur's experiment? | swan neck flask |
| Who founded the field of microbiology? | Louis Pasteur |
| What did Redi's experiment show? | life comes from other living sources |
| What is the process called when CO2 serves as a carbon source? | chemosynthesis |
| What was first proposed by Margulis? | there was a beneficial relationship between anaerobic prokaryotes that housed the first aerobic prokaryotes |
| What is endosymbiosis? | a mutually beneficial relationship between 2 organizms, one lives inside the other |
| How many half-lives have passed if 6.25% of the radioactive sample remains? | 4 |
| Why don't organisms from non-living material form today? | Oxygen prevents organic organisms from forming spontaneously |
| Chemosynthesis | The energy that is used by a non-photosynthetic autotrophic organism |
| Why did RNA may have started life on earth? | It was simple in structure |
| If a fossil has 25% of radioactive element remaining, how many half-lives have passed? | 3 |
| What is biogenesis? | Life comes from other life |
