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प्रश्न
If a DNA has 20 Adenine and 30 cytosine bases. What will be the total number of purine bases in the given sample?
पर्याय
20
50
30
100
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उत्तर
50
explanation - Cytosine is purine base No. =30 (given)
Adenine is complementary to thymine which is a purine base
No. = 20 (given)
So, total no. Of purine bases =30 + 20 = 50
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संबंधित प्रश्न
Correct the following statement if there is any mistake.
The four nitrogenous bases in the DNA are Guanine, Thiamine, Adrenaline and Cytosine.
Answer the following question in your own words.
Describe the structure of the DNA molecule.
Answer the following question in your own words.
Express your opinion about the use of DNA fingerprinting.
Fill in the blanks:
There are two nucleic acids ______ and ______.
State whether the following sentence is true or false:
The two DNA chains are parallel to each other.
Choose the correct answer :
Spirally coiled double strands are observed in ____________
Multiple Choice Question:
The molecular knives of DNA are _______.
A lysogen is a ______.
