The basic elements that are the building blocks of life in this planet are only found in living organisms; hence, the.se are only of biological origin. This contradicts the theory of abiogenesis. True False DNA is the only known source of genetic information/code for biological organisms/systems in this planet. True False The Cretaceous mass extinction is thought to have occurred as a result of a massive meteorite impact near the Yucatan peninsula. The Chicxulub impact crater (recently located) together with the Jridium deposits in the clays of the planet, supports this hypothesis True False m, use of energy and evolution are characteristics only of living, Solution 32. False. The building blocks, like amino acids were present but they were not combined in a form such that a life was created. 33. False. Many viruses have RNA as a genetic material. 34. True..