

MCQOPTIONS
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1. |
Which of the following statements is true with respect to the DNA double helix? |
A. | Composed of two or more polynucleotide chains |
B. | The base pairs have opposite polarity |
C. | Covalent bond exists in base pairing |
D. | T is transcribed as U |
Answer» C. Covalent bond exists in base pairing | |