Question

What causes the cork tissue to form?

• A. Periderm
• B. Periblem
• C. Phelloderm
• D. Phellogen

Answer 1

Answer:

D. Phellogen

• Epidermis and pericycle cells with parenchyma or collenchyma cells develop the secondary meristematic property and are changed to phellogen or cork cambium during extrasolar secondary growth.