MCQ
The quiescent centre in root meristem serves as a:
- ASite for storage of food which is utilized during maturation.
- BReservoir of growth hormones.
- CReserve for replenishment of damaged cells of the meristem.
- ✓Region for absorption of water.
✓
Answer
Correct option: D.
Region for absorption of water.
d
The concept of quiescent centre was proposed by Clowes in $1961.$ On the basis of autoradiographic studies of DNA synthesis in the root tip of Zea, he found a reservoir of cells having low DNA, RNA and protein concentration. He called it quiescent center. They may or may not divide. It is resistant to damage.
The concept of quiescent centre was proposed by Clowes in $1961.$ On the basis of autoradiographic studies of DNA synthesis in the root tip of Zea, he found a reservoir of cells having low DNA, RNA and protein concentration. He called it quiescent center. They may or may not divide. It is resistant to damage.
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