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Structure Of The Cell - Questions and Answers

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131. Mineral element presen in cytochrome is
A. Potassium
B. Zinc
C. Iron
D. Manganese
Explanation:
132. Buffers against pH changes are
A. Monobasic phosphate
B. Dibasic phosphate
C. Carbonic acid
D. All the above
Explanation:
133. Framework elements are
A. Nonmetal minerals
B. Nonminerals
C. Mixed
D. Metals
Explanation:
134. Besides the big four, protoplasmic elements include
A. Sulphur and Phosphorus
B. Sodium and Potassium
C. Calcium and Magnesium
D. Chromium and Selenium
Explanation:
135. Cellulose content is high in
A. Primary wall
B. Secondary wall
C. Tertiary wall
D. Middle lamella
Explanation:
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