Molecular Basis Of Inheritance Question 77

Question: DNA consists of two complementary nucleotide chains. If the sequence of nucleotide in one of the chains is AGCTTCGA, then the nucleotide sequence in the other chain shall be [BHU 1994; MP PMT 2000; DPMT 2003]

Options:

A) TAGCATAT

B) GATCCTAG

C) TCGAAGCT

D) GCTAAGCT

Show Answer

Answer:

Correct Answer: C

Solution:

$ \underset{\begin{smallmatrix} | \\ T \end{smallmatrix}}{\mathop{A}},\underset{\begin{smallmatrix} | \\ C \end{smallmatrix}}{\mathop{G}},\underset{\begin{smallmatrix} | \\ G \end{smallmatrix}}{\mathop{C}},\underset{\begin{smallmatrix} | \\ A \end{smallmatrix}}{\mathop{T}},\underset{\begin{smallmatrix} | \\ A \end{smallmatrix}}{\mathop{T}},\underset{\begin{smallmatrix} | \\ G \end{smallmatrix}}{\mathop{C}},\underset{\begin{smallmatrix} | \\ C \end{smallmatrix}}{\mathop{G}},\underset{\begin{smallmatrix} | \\ T \end{smallmatrix}}{\mathop{A}}, $ .