Cell Structure and Protein Synthesis Quiz

What is the basic unit of all living tissue?

• Atom

• Molecule

• Cell

• Organ

What structure in most human cells contains the genome?

• Ribosome

• Cytoplasm

• Nucleus

• Mitochondria

How many pairs of chromosomes are present in humans?

• 22

• 23

• 24

• 25

What are the sections of DNA that contain instructions for making proteins called?

• Chromosomes

• Genes

• Amino acids

• Ribosomes

What enzyme is responsible for the process of transcription?

• DNA polymerase

• RNA polymerase

• Ligase

• Helicase

What is the first step in producing proteins from genes?

• Translation

• Transcription

• Replication

• Mutation

Where does the messenger RNA move after being processed?

• Nucleus

• Ribosome

• Cytoplasm

• Cell membrane

What are the protein factories in the cytoplasm called?

• Endoplasmic reticulum

• Mitochondria

• Ribosomes

• Golgi apparatus

How many different types of amino acids exist?

• 10

• 15

• 20

• 25

What happens to the amino acid chain once the last amino acid is added?

• It remains flat

• It folds into a complex 3D shape

• It is broken down

• It becomes a gene