Unwinding of $DNA$ creates tension which is released by enzyme
Helicase
Topoisomerase
Primase
Ligase
Assertion: An organism with lethal mutation may not even develop beyond the zygote.
Reason: All types of gene mutations are lethal.
The possibility of three letter genetic code was pointed out by
Cri-du-chat syndrome in humans is caused by the
Which of the following is the simplest amino acid
In Pisum sativum there are $14$ chromosomes. How may pairs with different chromosomal composition can be prepared