Protein Synthesis

What is the role of proteins in the body?

• Transportation

• Structure

• Enzymes

• All of the above

Where is DNA located in the cell?

• Nucleus

• Cytoplasm

• Ribosome

• Mitochondria

What is the first step in protein synthesis?

• Transcription

• Translation

• Replication

• Mutation

What is the function of RNA polymerase in transcription?

• Connects complementary RNA bases to DNA

• Builds ribosomes

• Edits mRNA

• Transfers amino acids

Where does transcription occur in the cell?

• Nucleus

• Cytoplasm

• Ribosome

• Mitochondria

What is the role of mRNA in protein synthesis?

• Carries the message from DNA

• Builds ribosomes

• Edits tRNA

• Transfers amino acids

What is the function of tRNA in translation?

• Carries amino acids

• Connects complementary RNA bases to DNA

• Builds ribosomes

• Edits mRNA

What is a codon?

• A sequence of three RNA bases

• A sequence of three DNA bases

• A sequence of three amino acids

• A sequence of three tRNA molecules

What is the role of stop codons in translation?

• Code for an amino acid

• Indicate the end of protein building

• Transfer amino acids

• Build ribosomes

What is the result of translation in protein synthesis?

• Building a chain of amino acids

• Editing mRNA

• Building ribosomes

• Transferring amino acids