The Fundamental Unit of Life — Science STD 9 — Question
Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
Middle lamella is formed of:
✓
Calcium pectate
B
Cellulose
C
Hemicellulose
D
Lignin
✓
Answer
Correct option: A.
Calcium pectate
The cell wall of two cells are join together by the middle lamella. Middle lamella is a jelly like substance which is made up of calcium and magnesium pectate.
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