Ribosomes Quiz

What is the primary function of ribosomes in a cell?

• Photosynthesis

• Protein synthesis

• DNA replication

• Lipid synthesis

Tags

NGSS.HS-LS1-6

What are ribosomes made up of?

• Lipids and carbohydrates

• DNA and RNA

• Proteins and ribosomal RNA

• Sugars and starches

What process occurs in the ribosome involving mRNA?

• Transcription

• Translation

• Replication

• Photosynthesis

Tags

NGSS.HS-LS1-1

How many subunits does a ribosome have?

• One

• Two

• Three

• Four

What is the main function of ribosomes in cells?

• To produce energy

• To synthesize proteins

• To store genetic information

• To break down waste

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Which initiation factor stimulates the mRNA to bind with the smaller subunit of the ribosome in prokaryotes?

• IF1

• IF2

• IF3

• IF4

What is the role of GTP in the elongation stage of translation?

• It provides energy for the ribosome to move

• It binds with the termination factors

• It hydrolyzes to transfer aminoacyl-tRNA to the A-site

• It initiates the binding of mRNA to the ribosome

Which release factors are involved in the termination process of translation?

• RF1 and RF2

• RF3 and RF4

• RF5 and RF6

• RF7 and RF8

What is the rate at which ribosomes form amino acid chains?

• 100 amino acids per minute

• 150 amino acids per minute

• 200 amino acids per minute

• 250 amino acids per minute

What is the function of the larger subunit of a ribosome?

• Decoding messenger RNA

• Forming peptide bonds

• Transporting proteins

• Synthesizing lipids