Unlike other gymnosperms, Gnetum possesses vessels in its xylem, a characteristic typically associated with angiosperms. Vessels enable efficient water transport and represent an advanced evolutionary trait. This makes Gnetum an exceptional case among gymnosperms.
Correctly match the enzymes used as selectable markers (Group I) and the chemicals used for their selection (Group II):
Correctly match the economically important specialized metabolites (Group I) with their broad chemical classes (Group II):