Question

A(n) ______ is one present in the common ancestor and all members of the group. primitive character homologous structure analogous structure none of the above

Answer 1

A(n)PRIMITIVE CHARACTER  is one present in the common ancestor and all members of the group

Primitive character is also known as ancestral character in phylogenetics. It is defined as a characteristic that  has undergone little change since time immemorial and is inherited from a common ancestor of a clad.