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Purine derivative among the following ba...

Purine derivative among the following bases is

A

cytosine

B

guanine

C

uracil

D

thymine

Text Solution

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The correct Answer is:
B

Guanine is purine derivative.
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KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2002-CHEMISTRY (MCQ.s)
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  2. Which among the following statements is false?

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  3. Purine derivative among the following bases is

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  6. Chloride ion and potassium ion are isoelectronic Then

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  7. In a reversible reaction a catalyst will affect

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  9. Aqueous solutions of hydrogen sulphide and sulphur dioxide when mixed ...

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  10. A salt producing hydrocarbon among these compounds is

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  11. Octane number is zero for

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  12. The intensive property among these quantities is

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  13. 30g of magnesium and 30g of oxygen are reacted and the residual mixtur...

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  14. 3g of an oxide of a metal is converted to chloride completely and it y...

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  15. 20ml of 0.25 N strong acid and 30 ml 0.2 N of strong base are mixed, t...

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  16. The ratio of the forward reaction is two times that of the revers reac...

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  17. A chemical reaction was carried out at 300 K and 280 K. The rate const...

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  18. Ammonium ion is

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