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41. Write differences between Prokaryotic DNA and Eukaryotic DNA.

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42.

Differentiate between the followings:
(a) Repetitive DNA and Satellite DNA
(b) mRNA and tRNA
(c) Template strand and Coding strand

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43. Which property of DNA double helix led Watson and Crick to hypothesize semi-conservative mode of DNA replication ? Explain.

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44. Differentiate Leading Strand and Lagging Strand.

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45.

Sketch and explain clover leaf model of tRNA.

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46. Who developed DNA fingerprinting technique.

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Repair replication is the process by which DNA finds any mistake in the base pairing and corrects itself (repairs) during Replication.

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48.

Write a note on messenger RNA.

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49. What is the role of m-RNA, t-RNA and rRNA in protein synthesis ?

Why all the three RNAs are needed to synthesise a protein in a cell ?

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50. RNA was first genetic material, DNA evolved later on. Explain.

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