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Transcription and RNA Quiz

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Questions and Answers

Which type of RNA is produced when a segment of DNA encodes proteins?

Non-coding RNA (ncRNA)

Ribosomal RNA (rRNA)

Messenger RNA (mRNA) (correct)

Transfer RNA (tRNA)

Which percentage of the human genome can be transcribed into mRNA?

Around 20%

Approximately 50%

More than 80%

Less than 2% (correct)

What is the role of RNA polymerase during transcription?

It binds to promoter DNA and initiates translation

It produces proteins encoded by DNA

It reads the DNA sequence and produces a complementary RNA strand (correct)

It copies the RNA sequence into DNA

What is the main function of non-coding RNAs (ncRNAs)?

They have regulatory functions in the cell Signup and view all the answers

What is the approximate percentage of mammalian genomic DNA that can be actively transcribed?

More than 80% Signup and view all the answers

Which molecule is produced when a segment of DNA is transcribed?

RNA Signup and view all the answers

What is the percentage of mRNA in total RNA samples?

1-3% Signup and view all the answers

What is the primary function of non-coding RNAs (ncRNAs)?

Regulation of gene expression Signup and view all the answers

What is the role of RNA polymerase during transcription?

Reading DNA sequence Signup and view all the answers

What percentage of mammalian genomic DNA can be actively transcribed?

More than 80% Signup and view all the answers

Transcription and RNA Quiz

Choose a study mode

Podcast

Questions and Answers

Which type of RNA is produced when a segment of DNA encodes proteins?

Which percentage of the human genome can be transcribed into mRNA?

What is the role of RNA polymerase during transcription?

What is the main function of non-coding RNAs (ncRNAs)?

What is the approximate percentage of mammalian genomic DNA that can be actively transcribed?

Which molecule is produced when a segment of DNA is transcribed?

What is the percentage of mRNA in total RNA samples?

What is the primary function of non-coding RNAs (ncRNAs)?

What is the role of RNA polymerase during transcription?

What percentage of mammalian genomic DNA can be actively transcribed?

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