試題詳解

8. If a water molecule entered a mature root at the root surface, it would cross what tissues, in their correct order, on its way to the center?
(A) Epidermis, endodermis, cortex, phloem, xylem
(B) Epidermis, cortex, pericycle, endodermis, phloem, xylem
(C) Cortex, endodermis, phloem, pericycle, xylem
(D) Epidermis, cortex, endodermis, pericycle, phloem, xylem
(E) Endodermis, epidermis, cortex, pericycle, phloem, xylem