Q: Which one among the following is living and non-nucleated at maturity?
(a)Sieve tubes
(b)Companion cells
(c)Collenchyma
(d)Parenchyma
Correct Answer: (a)
The correct answer is (c): Collenchyma. Subject: General Studies | Sub-topic: Miscellaneous Note: This answer was determined through AI-based research. Verify against the official answer key when available.