DNA Synthesis, Transcription, Translation.

What is the primary enzyme responsible for DNA replication?

• Ligase
• Helicase
• DNA polymerase
• RNA polymerase

Where does translation take place in the cell?

• Ribosomes
• Golgi apparatus
• Mitochondria
• Nucleus

Which of the following is true about mRNA processing in eukaryotic cells?

• exons are removed and introns are spliced together.

• introns are removed and exons are spliced together.

• mRNA does not undergo any processing.

• A poly-A tail is removed from the mRNA.

What type of molecule is tRNA?

• RNA

• Protien

• Lipid

• Carbohydrate

Which direction does DNA replication occur on the new strand?

• 5' to 3'

• 3' to 5'

• 5 to 5'

• 3' to 3'