AIPMT PRELIMS2006Botany-Molecular Biology
AIPMT PRELIMS 2006 Botany DNA Structure MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Antiparallel strands of a DNA molecule means that :
A
one strand turns anti-clockwise
B
the phosphate groups of two DNA strands, at their ends, share the same position
C
the phosphate groups at the start of two DNA strands are in opposite position (pole)
D
one strand turns clockwise
Correct Answer
Option C
Detailed Explanation
In DNA, the two strands run in opposite directions, meaning the 5' end of one strand aligns with the 3' end of the other, which is referred to as antiparallel orientation.
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