Select one of the following pairs of important features distinguishing Gnetum from Cycas and Pinus and showing affinities with angiosperms.

Question

Select one of the following pairs of important features distinguishing Gnetum from Cycas and Pinus and showing affinities with angiosperms.

Perianth and two integuments

Embryo development and apical meristem

Absence of resin duct and leaf venation

Presence of vessel elements and absence of archegonia

Please login to view the detailed solution steps...