Biomolecules in the Cell: Nucleic Acids

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Biomolecules in the Cell: Nucleic Acids: Overview

This topic covers concepts such as Chargaff's Rules, Watson-Crick Model of DNA, Secondary Structure of DNA, Nitrogen Bases, Nucleic Acids, Deoxyribonucleic Acid, Ribonucleic Acid, Nucleotide, Types of Ribonucleic Acid, and Ribosomal RNA.

Important Questions on Biomolecules in the Cell: Nucleic Acids

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Identify the scientists who proposed that DNA replication is semiconservative and the one who proved it experimentally:

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cDNA probes are copied from the mRNA molecules with the help of

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In DNA helix, cytosine is paired with guanine by

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Explain the connection share with nitrogen base in DNA strand.

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One of the strands of double stranded DNA has base composition as follows:

15% A; 15% T; 40% G; 30% C

What will be the percentage of these bases in the complementary strand?

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How many hydrogen bonds are formed in a DNA molecule between nitrogen base with 50 nitrogen base pairs in which thymine is 20.

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Difference between DNA and RNA is because of 

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Explain the structure of thymine

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Read the following statements and select the correct option.

A. Both DNA and RNA are nucleic acids.

B. Nucleic acid is macromolecule made up of nucleotides.

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A DNA sequence consisted of 20% adenine nucleotides. What would be the percentage of cytosine nucleotides in the same DNA sequence?

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What is the difference between proteins and nucleic acids?

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Number of H-bonds present in 100 bp DNA when percentage of purines is euqal to pyrimidine:

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How many Hydrogen bonds would be there in a dsDNA fragment of 80 bp length having 20% of bases as adenine? 

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What is B-DNA pitch?

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Chargaff rule is applicable to

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In which year J.D. Watson and F.H. Crick proposed famous double helical model of DNA?

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Select the mismatch:

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One full turn of B-DNA helix strand would involve how many base pairs?

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At each step of ascent in B-DNA double helical structure, the strand turns _____.

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Which one of the following is correct about DNA?