JEE Main 2022 · 29 Jun · Shift 1 · Chemistry Q78

ChemistrySingle correct+4 / -1Question 78 of 90

Sugar moiety in DNA and RNA molecules respectively are

\beta

-D-2-deoxyribose,

\beta

-D-deoxyribose.

\beta

-D-2-deoxyribose,

\beta

-D-ribose

\beta

-D-ribose,

\beta

-D-2-deoxyribose.

\beta

-D-deoxyribose,

\beta

-D-2-deoxyribose.

Answer and worked solution

Official answer: B

DNA has β-D-2-deoxyribose; RNA has β-D-ribose.

(B)

Topics:Nucleic acids

JEE Main 2022 · 29 Jun · Shift 1, Chemistry question 78