Quiz #3 Protein Synthesis

What is the first step of protein synthesis?

• Translation

• Transcription

• Replication

• Mutation

Where does transcription occur in eukaryotic cells?

• Cytoplasm

• Ribosome

• Nucleus

• Mitochondria

Which molecule carries the genetic code from DNA to the ribosome?

• tRNA

• mRNA

• rRNA

• DNA

What is the role of tRNA in protein synthesis?

• It carries amino acids to the ribosome.

• It transcribes DNA into RNA.

• It forms the structure of the ribosome.

• It catalyzes peptide bond formation.

What is the process of assembling a protein from mRNA called?

• Transcription

• Translation

• Replication

• Transformation

Which enzyme is responsible for synthesizing mRNA from a DNA template?

• DNA polymerase

• RNA polymerase

• Ligase

• Helicase

What is the function of ribosomes in protein synthesis?

• They transcribe DNA into RNA.

• They synthesize DNA.

• They assemble amino acids into proteins.

• They transport mRNA to the nucleus.

Tags

NGSS.HS-LS1-6

What is the sequence of three nucleotides on mRNA that codes for a single amino acid called?

• Anticodon

• Codon

• Nucleotide

• Gene