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Test Index
Class 11 NEET Biology Cell The Unit of Life Questions Part 1
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Question : 20 of 99
Marks:
+1
,
-0
Middle lamella is composed mainly of
2009
muramic acid
calcium pectate
phosphoglycerides
hemicellulose.
Validate
Solution:
(b): Middle lamella of cell wall is composed of calcium and magnesium pectate. It joins the adjoining cells together and thus acts as a cementing layer.
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