Protein Synthesis Lesson Video

Multiple Choice

What is the first step in protein synthesis?

• Replication

• Translation

• Transcription

• Mutation

Multiple Choice

Where does transcription occur?

• Cytoplasm

• Ribosome

• Mitochondria

• Nucleus

Multiple Choice

Which enzyme is responsible for unzipping DNA during transcription?

• Helicase

• DNA polymerase

• RNA polymerase

• 
  Ligase

Multiple Choice

What nucleotide does RNA use instead of Thymine?

• 
  Adenine

• Uracil

• Cytosine

• Guanine

Match

Match the following

• 
  mRNA

• rRNA

• 
  tRNA

Carries DNAs message to the ribosome

Makes up the ribosome

Transfers amino acids to the ribosome

• Carries DNAs message to the ribosome

• Makes up the ribosome

• Transfers amino acids to the ribosome

Multiple Choice

Where can ribosomes be found?

• Golgi apparatus

• 
  Nucleus

• Mitochondria

• 
  Rough ER or cytosol

Multiple Choice

What is the start codon for translation?

• UGA
• AUG
• UAG
• UAA

Multiple Choice

What happens when a stop codon is reached during translation?

• 
  The ribosome detaches

• The tRNA stops functioning

• The protein is formed and ready to fold

• 
  The mRNA is destroyed