試題詳解

48. If the genus Oryza is monophyletic, which one of the following is correct?
(A) Oryza all have nearly identical appearance.
(B) Oryza cannot be classified in a single family or order.
(C) All species of Oryza are descended from a common ancestor.
(D) All species of plant are classified as being in a single order.
(E) All species of Oryza grow in similar habitats.