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Which one of the following is resistant to enzyme action?
Options
(a) Cork
(b) Wood fibre
(c) Pollen exine
(d) Leaf cuticle
Correct Answer:
Pollen exine
Explanation:
Pollen exine is resistant to enzyme action. The hard outer layer called the exine is made up of sporopollenin which is one of the most resistant organic material known. It can withstand high temperatures and strong acids and alkali. No enzymes that degrades sporopollenin is so far known.
Related Questions: - Which of the following sentences is correct?
- One of the following statements is false for heartwood
- When the members of one population do not breed at the same time of the year
- Conjoint, collateral and open vascular bundles are present in
- The role of pacemaker in heart is to
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following sentences is correct?
- One of the following statements is false for heartwood
- When the members of one population do not breed at the same time of the year
- Conjoint, collateral and open vascular bundles are present in
- The role of pacemaker in heart is to
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structural Organisation In Plants (243)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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