Biology · Molecular Basis of Inheritance
E. coli is grown exclusively in a medium containing 15NH4Cl as the sole nitrogen source. Subsequently, the cells are shifted to a medium containing 14NH4Cl. The molar ratio of hybrid DNA (15N-14N) to light DNA (14N-14N) after four generations will be:
- 11.00
- 20.50
- 30.25
- 40.14✓
Correct answer
0.14
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Biology?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Molecular Basis of Inheritance?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Biology · Molecular Basis of Inheritance