Biology · Molecular Basis of Inheritance

In Escherichia coli, the lac operon is induced by:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Operator gene
2β-galactosidase
3Promoter gene
4Lactose✓

Correct answer

Lactose

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!

Online Test Series

Preparing for Biology?

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Start Free Mock Test →

Chapter Practice

Want more practice questions on Molecular Basis of Inheritance?

Solve complete topic-wise tests with detailed solutions on GkGet.

Practice Molecular Basis of Inheritance MCQs →

Recommended practice questions in Biology · Molecular Basis of Inheritance

Browse More Biology →

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Solve Question→

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Solve Question→

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?

In Escherichia coli, the lac operon is induced by:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Biology?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

In Escherichia coli, the lac operon is induced by:

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Biology?

Related Practice Questions

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions