How do the plates and mantle interact at this divergent boundary of plate boundary?

Acladogram is a branching diagram that represents suggested evolutionary relationships among organisms based on the presence of unique traits. a scientist discovers a new organism that lacks limbs and does not have a true backbone. the organism lays eggs to produce offspring and has a cartilage-like rod known as a notochord running along its dorsal surface. on the cladogram below, select the species to which the newly discovered organism is most closely related.

What claim did thorne make? what evidence supported his claim?

Ais a group of individuals of the same that exist together in the same place at the same time