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 | |