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Middle lamella is composed mainly of:
Options
(a) muramic acid
(b) calcium pectate
(c) phosphoglycerides
(d) hemicellulose
Correct Answer:
calcium pectate
Explanation:
Middle lamella is mainly composed of calcium pectate. Calcium is deposited in plants cell walls during their formation it is required for the stability and function of cell membranes and acts as a type of ‘cementing agent’ in the cell walls in the form of calcium pectate’. Calcium pectate is like a glue binding adjacent cells together so if inadequate calcium is not transported during cell formation, tissues become less stable and prone to disintegration.
Related Questions: - Water reaches the top of a plant due to
- The kind of epithelium which forms the inner walls of blood vessels is:
- RNA contains which of the following type of sugar?
- Sugarcane is generally propagated vegatatively because
- Earthworms during burrowing, the anterior end becomes turgid and acts
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Cell Structure and Functions
(413)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Water reaches the top of a plant due to
- The kind of epithelium which forms the inner walls of blood vessels is:
- RNA contains which of the following type of sugar?
- Sugarcane is generally propagated vegatatively because
- Earthworms during burrowing, the anterior end becomes turgid and acts
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Cell Structure and Functions (413)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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