AP Biology Transcription and RNA Processing

What enzyme is responsible for transcription?

• DNA polymerase

• Helicase

• Primase

• RNA polymerase

Which RNA functions to bring amino acids to the ribosome?

• mRNA

• rRNA

• tRNA

Which RNA is the transcript from DNA template?

• mRNA

• rRNA

• tRNA

Which RNA has the codons sequence for translation?

• mRNA

• rRNA

• tRNA

Function of 5' Cap...

• Add phosphates to the RNA

• Provide ATP for transcription

• Protect from hydrolytic enzymes

• Site of ribosome binding 

Function of Poly A tail...

• Add phosphates to the RNA

• Provide ATP for transcription

• Protect from hydrolytic enzymes 

• Site of ribosome binding 

Which strand is read for transcription?

• 3’ to 5’ coding strand

• 5’ to 3’ coding strand

• 3’ to 5’ noncoding strand

• 5’ to 3’ noncoding strand

Which direction is RNA synthesized?

• 3’ to 5’

• 5’ to 3’

What is the function of the

poly A tail?

• Binds to the promoter region

• Decrease degradation by hydrolytic enzymes

• Remove noncoding information

• Site of ribosome binding

Which RNA functions as site of protein synthesis?

• mRNA

• rRNA

• tRNA