Principle Of Inheritance And Variation Question 590
Question: DNA elements, which can switch their position, are called [CBSE PMT 1998; MP PMT 2004]
Options:
A) Exons
B) Introns
C) Cistrons
D) Transposons/Jumping genes
Show Answer
Answer:
Correct Answer: D
Solution:
Transposons are genetic elements which were originally discovered in maize plant by B.
McClintock.
It is responsible for turning the expression of gene on or off.