Matthew and Bradley got into an argument. Matthew was convinced that the above picture was RNA, and Bradley was positive that it was DNA.
Who is right and why?
A) Both Matthew and Bradley were wrong as this is not DNA or RNA.
B) There is not enough information in the picture to conclude who was right.
Eliminate
C) Matthew was right because RNA is single-stranded while DNA is double-stranded.
D) Bradley was right because DNA is single-stranded while RNA is double-stranded.

Question

Matthew and Bradley got into an argument. Matthew was convinced that the above picture was RNA, and Bradley was positive that it was DNA. 
Who is right and why?
A)	Both Matthew and Bradley were wrong as this is not DNA or RNA.	
B)	There is not enough information in the picture to conclude who was right.	
Eliminate
C)	Matthew was right because RNA is single-stranded while DNA is double-stranded.	
D)	Bradley was right because DNA is single-stranded while RNA is double-stranded.

texmechanica · Answer

http://www.usatestprep.com/modules/gallery/files/124/12422/12422.jpg