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Structure Of The Cell - Questions and Answers

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136. Framework elements take part in
A. Synthesis of protoplasm
B. Synthesis of cell wall
C. Formation of storage products
D. Both B and C
Explanation:
137. Dibasic phosphate (HPO4²⁻) is a buffer agianst
A. Toxic chemicals
B. Strong acid
C. Strong base
D. Weak bases and acids
Explanation:
138. In relation to insulin, Zinc is required for
A. Synthesis of insulin
B. Release of insulin
C. Activity of insulin
D. Breakdown of insulin
Explanation:
139. Mineral functioning as chemical messenger is
A. Calcium
B. Magnesium
C. Manganese
D. Molybdenum
Explanation:
140. Property of adhesion of water molecules to cell walls is due to
A. Hydrogen bonds
B. Dipole nature
C. Ionisation of water
D. All the above
Explanation:
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