64 is the answer because you would double 32 hope it helps.
It was established in the 1700's
The most logic answer is B.
The answer to this question is:
The cones are diploid.
Answer: B) Are found in all the vascular plant groups
Explanation:
Megaphylls are found in vascular plant and they are leaf structures. They undergo photosynthesis and are gotten from the euphyllophyte structures. The have many large veins that branches apart.
microphylls and megaphylls are leaf structures that have diverse anatomical structures.