Biological Molecules — Biology MCQs (Class 11)
Free chapter-wise Biology MCQs with answers for MDCAT, FSc and entry tests.
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#25 Two parents strands of DNA molecules are:
A) Parallel
B) Antiparallel
C) both
D) None
Answer: A
#26 The number of nitrogenous base common in both D.N.A and R.N.A are:
A) Two
B) Three
C) Five
D) Four
Answer: B
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