Biology · Plant Growth and Development

Given below are statements regarding cellular differentiation events in plants: (A) Formation of tracheary elements from meristematic cells involves loss of protoplasm and formation of lignocellulosic walls. (B) Dedifferentiation is the process wherein differentiated cells lose the capacity to divide permanently. (C) Interfascicular cambium and cork cambium are formed via dedifferentiation of fully differentiated parenchyma cells. (D) The cells produced by secondary meristems undergo redifferentiation to perform specific mature functions. Which of the above statements are correct?

1. A
   (A) and (B) only
2. B
   (B), (C) and (D) only
3. C
   (A) and (D) only
4. D
   (A), (C) and (D) only