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Agriculture · Q616

Genetics And Plant Breeding

Graduate and Post Graduate · Agriculture · question 616

Q616

The analogue of 5-bromouracil is

A.
Uracil
B.
Cytosine
C.
Adenine
D.
Thymine
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
The analogue of 5-bromouracil is Thymine.
5-Bromouracil (BrU) is a base analogue of thymine (T) which can be incorporated into DNA.
5 bromouracil pairs with thymine because the analog of thymine has a higher tendency to form an enol tautomer with its resembling base that is thymine.