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Important Questions

Molecular Inheritance and Gene Expression

Telangana Open School (TOSS) · Class 12 · Biology

Most important questions from Molecular Inheritance and Gene Expression for Telangana Open School (TOSS) Class 12 Biology board exam 2026. MCQs, short answer, and long answer questions with marks.

42 questions28 flashcards5 concepts

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42 Questions·
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Sample Questions

1multiple choice
1 marks

What is the function of tRNA?

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Transfers amino acids

tRNA carries specific amino acids to the ribosome during protein synthesis.

2multiple choice
1 marks

Which of the following is a purine base?

Show answer

Adenine

Adenine and guanine are purines, while cytosine, thymine, and uracil are pyrimidines.

3multiple choice
1 marks

Where does transcription occur in eukaryotic cells?

Show answer

Nucleus

Transcription occurs in the nucleus where DNA is transcribed into mRNA.

4multiple choice
1 marks

Which RNA polymerase transcribes mRNA in eukaryotes?

Show answer

RNA polymerase-II

RNA polymerase-II is responsible for transcribing mRNA and hnRNA in eukaryotes.

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Frequently Asked Questions

What are the important topics in Molecular Inheritance and Gene Expression for Telangana Open School (TOSS) Class 12 Biology?
Molecular Inheritance and Gene Expression covers several key topics that are frequently asked in Telangana Open School (TOSS) Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Molecular Inheritance and Gene Expression — Telangana Open School (TOSS) Class 12 Biology?
Understand the core concepts first, then work through the 42 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Molecular Inheritance and Gene Expression?
There are 42 practice questions available for Molecular Inheritance and Gene Expression. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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