Question

Which of the following statements is correct in the context of phyletic gradualism?




New species evolve from ancestral species through slow and steady change.




New species evolve due to sudden changes in environment.




A sudden evolutionary event interrupts a long period of stasis.

Answer 1

A.

Answer 2

Welcome to Open Study!

Phyletic gradualism is a model of evolution which theorizes that most speciation is slow, uniform and gradual.
It says that most speciation is slow, uniform and gradual. B and C are both sudden changes.The only one that is slow is A.new species evolve from ancestral species through slow & steady change

Answer 3

So it's A.

Answer 4

^.^