Question

Which of the following characters represent affinities of Gnetum with Angiosperms and differences with Cycas and Pinus?

Answer 1

Answer:

Absence of resin ducts

A)

It is due to presence of vessel elements(in xylem) and due to the absence of archaegonia. That's the features of gnetum through which it shows affinities for angiosperms. Hope this helps..

Answer 2

Absence of resin ducts

A)

It is due to presence of vessel elements(in xylem) and due to the absence of archaegonia. That's the features of gnetum through which it shows affinities for angiosperms. Hope this helps..