Identify the correct statement:
1. | As the coacervates do not have lipid outer membranes and cannot reproduce, they alone could not have been the precursors of life. |
2. | The microspheres could not be induced to constrict but had a large amount of diversity. |
3. | The earliest life was probably not driven by solar energy as is seen today. |
4. | Protobionts cannot separate a combination of molecules from the surroundings or maintain an internal environment, but are able to reproduce. |
According to Oparin, which one of the following was not present in the primitive atmosphere of the earth?
1. | Oxygen | 2. | Hydrogen |
3. | Water vapour | 4. | Methane |