Question

It is thought that all organisms living now on earth derive from a single primordial cell born more than _______________________

Answer 1

4.2 billion years ago.

Answer 2

Dougglas theobald developed the theory of creationist this theory seeked to advance the evolution theory of charles darwin ,he used statistical methods and computer models to verify his thesis that organisms evolved from same ancestry

His publication shows that life on earth began and evolved from a single cell