Correct Answer: D
Solution :Clowes (1956-58) proposed Quiescent centre theory7. Root apex is having a zone of slowly dividing cells (with low mitotic division) among highly meristematic cells known as quiescent centre, which is responsible for the formation of various structures of root. The cells of quiescent centre have low amount of DNA, RNA and protein.
You need to login to perform this action.
You will be redirected in 3 sec