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5.Molecular Basis of Inheritance
hard
Which of the following is a nucleoside?
A
Adenosine, Adenylic acid, Cytosine
B
Adenosine, Guanosine, Cytidine
C
Cytidylic acid, adenosine, Adenylic acid
D
Guanylic acid, Cytosine, Adnosine
(AIIMS-2019)
Solution
Nucleoside consists of any of the four nitrogenous bases and deoxyribose sugar. It does not contain the attached phosphate group. The nucleoside is formed by the adenosine, guanosine,and cytidine because these are the three nitrogenous bases found to be present.
Standard 12
Biology
