The reverse transcriptase is an enzyme which is used to (B) make DNA from RNA. It generates a complementary DNA from a RNA template and that is why it is called reverse transcriptase.
Explanation:
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<span>According to the rules the best anser from given above is D) because the base word ends in a vowel followed by the letter y. We don't use changing to "i" with the words that end in ay, ey, oy, uy. But we have an exeption like day => daily but NOT dayly.</span>