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प्रश्न
What are the steps of the “DNA ladder” made of?
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उत्तर
The steps (rungs) of the DNA ladder are made up of pairs of nitrogenous bases. There are four nitrogenous bases. These are Adenine (A), Guanine (G), Cytosine (C) and Thymine (T).
संबंधित प्रश्न
The ______ units form the backbone of the DNA.
Label the parts of the DNA in the diagram given below. Explain the structure briefly.
A unique chemical substance isolated from the nuclei of pus cells by Friedrich Miescher was initially named ______.
A nucleotide consists of three distinct components. Which of the following correctly identifies all three?
Nitrogenous bases in DNA are classified into two categories based on ring structure. Which bases belong to the purine class?
In the DNA double helix, what is the directional orientation of the two antiparallel polynucleotide chains?
How many hydrogen bonds form between adenine and thymine in complementary base pairing?
