Home › CBSE Class 11 (Science) › Biology › Biomolecules › Which of these nitrogen bases is a pyrimidine?
Which of these nitrogen bases is a pyrimidine?
AAdenine
BUracil
CGuanine
DHypoxanthine
Answer & Solution
Correct answer: B. Uracil
Cytosine, uracil and thymine are substituted pyrimidines, unlike adenine and guanine.
Related questions
What is the molar mass of anhydrous D-glucose in g/mol?Which water-soluble vitamins are generally readily excreted and not stored?Who coined the word vitamine from vital amine in 1912?Rickets in children is linked to deficiency of which vitamin?Pellagra is caused by deficiency of which vitamin?Beriberi results from a lack of which vitamin?Deficiency of which vitamin causes scurvy?How many vitamins are recognised as essential for humans?