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Structure Of The Cell - Questions and Answers

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246. Cyclosis is caused by activity of
A. Microtubules
B. Microfilaments
C. Intermediate filaments
D. All the above
Explanation:
247. A globular protein is
A. Elastin
B. Keratin
C. Albumin
D. Collagen
Explanation:
248. Number of base pairs in each turn of Z-DNA helix is
A. 10
B. 11
C. 12
D. 15
Explanation:
249. Adenine of DNA is equimolar with
A. Uridine
B. Thymine
C. Guanine
D. Cytosine
Explanation:
250. In β-pleated secondary protein structure there are
A. Two or more polypeptide chains
B. Hydrogen bonds between adjacent polypeptide chains
C. Parallel or antiparallel polypeptides
D. All the above
Explanation: