#Question id: 5016
#Unit 11. Evolution and Behavior
Approximately how far back in time does the fossil record extend?
#Question id: 5013
#Unit 11. Evolution and Behavior
Following is correct match
| Periods | Age of evolutionary event |
| A- Jurassic | I- Fish |
| B- Ordovician | II- Amphibian |
| C- Devonian | III- Gymnosperm |
| D-Carbonyferous | IV- Invertebrates |
#Question id: 4930
#Unit 11. Evolution and Behavior
Which of the following is the correct sequence of events in the origin of life?
I. Formation of protocells
II. Synthesis of organic monomers
III. Synthesis of organic polymers
IV. Formation of DNA-based genetic systems
#Question id: 4931
#Unit 11. Evolution and Behavior
During course of evolution first prototroph was anoxygenic?
#Question id: 4933
#Unit 11. Evolution and Behavior
What structure do protocells have in common with current cells?
#Question id: 4934
#Unit 11. Evolution and Behavior
What is another hypothesis regarding the formation of polymers such as proteins and nucleic acids?