what darwin meant when he talked about the common descent of all life, and what significance is of the branch points on a phylogenetic tree
Explain what Darwin meant when he talked about the common descent of all life, and what the significance is of the branch points on a phylogenetic tree. 1  When Darwin talked about the common descent of all life he was referring to the fact that all life evolved from a common ancestor.
Answer by Answers Publisher. Confidence votes 261K. The phylogenetic tree is used for the study of evolutionary biology. The phylogenetic tree is a symbolic diagram that is meant to represent the similarity and differences of different species for comparison with common evolutionary relatives.he phylogenetic tree is a symbolic diagram that is meant to represent the similarity and differences of different species for comparison with common evolutionary relatives.