Secondary growth is brought about by the activities of the

BIOLOGY
WAEC 2011

Secondary growth is brought about by the activities of the

  • A. phellogen and phelloderm
  • B. phellogen and procambium.
  • C. vascular cambium and phelloderm
  • D. vascular cambium and phellogen

Correct Answer: D. vascular cambium and phellogen



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