By which bonds the purine & pyrimidine pairs of Complementary Strands of DNA held together?

Related MCQs

• Select the correct answer / answers from the following 1. Ligase :- Joins short segments of DNA together 2. DNA Polymerase :- cuts DNA at specific sequence 3. Helicase :- Breaks the hydrogen bonds between complementary pairs during DNA replication 4. Gyrase : - Joins weak hydrogen bonds between complementary pairs
• Select the correct option from Column-I and Column-II. Column-I Column-II (A) G1 phase (p) Synthesis of new DNA (B) G2 phase (q) Synthesis of DNA does not occur (C) S phase (r) DNA synthesis stops
• State the nature of the 2 Strands of DNA duplex.
• The two strands of a DNA molecule are separted and one of them is analysed for its A + T / G + C ratio, This is found to be 0.2 What is the A + T / G + C ratio of the other strand
• Antiparallel strands of a DNA molecule means that (AIPMT - 2006)
• If one strand of DNA has the nitrogenous base sequence as ATCTG, What would be the complementary RNA strand Sequence (AIPMT - 2012)
• Which one is Purine base of RNA? [C.B.S.E. PMT 1996]
• Match the column and find out the correct combination Column –I Column –II (P) Keratin (i) co-enzyme (Q) ATP (ii) pyrimidline (R) Cytosine (iii) polynucleotide (S) NAD (iv) Purine (T) Guanine (v) polypeptide
• Which is the part of DNA molecules that varies among DNA molecule
• Which technology facilitates the production of novel DNA molecule by combining sequences from DNA from two different organisms ?