question_answer

Match the names of items listed under column I with the items given under column II; choose the answer which gives the correct combination of the alphabets of the two columns

Column I	Column II
A         Ketone	p         has 5 carbon sugar, a phospphate group and a nitrogenous base
B         Fatty acid	q         has long chain of carbon and hydrogen atoms and a carboxyl group at one end
C         Aldehyde	r          has a carbonyl group at the end of the carbon chain
D        Nucleotide	s          has a carbonyl group within the carbon chain

A) A = s, B = q, C = r, D = p

B) A = q, B = r, C = s, D = p               

C) A = s, B = r, C =q, D = p                

D) A = r, B = q, C = s, D = p