In a chromosome, there is a specific DNA sequence, responsible for initiating replication. It is called as:

Question

If Meselson and Stahl’s experiment is continued for 80 minutes (till III generation), then what would be the ratio of DNA containing \( N^{15}/N^{15} : N^{15}/N^{14} : N^{14}/N^{14} \) in the medium?

Answer 1

The ori site (origin of replication) is the specific DNA sequence that initiates chromosome replication.

List I		List II
A	Frederick Griffith	I	Genetic code
B	Francois Jacob & Jacque	II	Semi-conservative mode of DNA replication
C	Har Gobind Khoran	III	Transformation
D	Meselson & Stahl	IV	Lac operon

List I	List II
A. The Evil Quartet	III. Causes of biodiversity losses
B. Ex situ conservation	I. Cryopreservation
C. Lantana camara	II. Alien species invasion
D. Dodo	IV. Extinction

In a chromosome, there is a specific DNA sequence, responsible for initiating replication. It is called as:

The Correct Option is D

Solution and Explanation

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