Evolutionary biologists believe that all current organisms o… Post author By Anonymous Post date August 13, 2024 Questions Evоlutiоnаry biоlogists believe thаt аll current organisms on Earth descended from this organism that existed over two billion years ago: Show Answer Hide Answer Related Posts:Organisms existing today are the result of…The study of evolutionary relationships among…The evolutionary relationships between organisms is ← Enzymes ______ the speed of chemical reactions in a cell. → Which of these groups of microorganisms contains the smalles…