15 one word questions and answers from the chapter molecular basis of inheritance for class 12th
Answers
Answer:
1. The nucleic acid synthesis takes place in.?
Ans 5’-3’ direction
2. What is the nature of the strands of the DNA duplex?
Ans Anti-parallel and complementary
3. Hershey and Chase’s experiment was based on the principle.?
Ans Transduction
4. AUG stands for.?
Ans Methionine
5. The reason behind the anti-parallel strand of DNA is.?
Ans Hydrogen bond
6. In a transcription unit, the promoter is located towards.?
Ans 5’end of the structural gene
7. The primer in DNA replication is.?
Ans Small ribonucleotide polymer
8. Genetic information is transferred from nucleus to cytoplasm through.?
Ans RNA
9. The enzyme involved in transcription.?
Ans : RNA Polymerase
10. Non-sense codons participate in.?
11. The proofreading enzyme in DNA replication is.?
And : Ligase
12. Select a ribozyme.?
Ans : Helicase
13. Which step does not occur in translation?
Ans : Initiation
14. Select the incorrectly matched pairs.?
Ans : Purines – Nitrogenous bases cytosine, thymine and uracil
15. The energy source for the elongation process is.?
Ans: GTP
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