Protein synthesis Quiz 1 accompanied by video

What are the two main steps involved in protein synthesis?

• Evaporation and Condensation

• Transcription and Translation

• Mitosis and Meiosis

• Photosynthesis and Respiration

What does mRNA stand for?

• Membrane RNA

• Mitochondrial RNA

• Massive RNA

• Messenger RNA

What is the role of mRNA in protein synthesis?

• It copies a single gene from DNA.

• It acts as the main component of chromosomes.

• It forms the structure of ribosomes.

• It carries amino acids to the ribosome.

Which base does mRNA contain instead of thymine?

• Cytosine

• Guanine

• Uracil

• Adenine

What is the function of ribosomes in protein synthesis?

• Producing mRNA strands

• Copying genes from DNA

• Transporting proteins out of the cell

• Reading mRNA and producing proteins

What does tRNA stand for?

• Transfer RNA

• Transcript RNA

• Total RNA

• Tertiary RNA

What is the role of tRNA in translation?

• It unwinds the DNA helix.

• It synthesizes mRNA.

• It replicates DNA.

• It transports amino acids to the ribosome.

What is the process of transcription?

• The folding of a protein into its functional shape

• The synthesis of an mRNA molecule from a DNA template

• The replication of DNA before cell division

• The breakdown of glucose to produce energy

Which enzyme is responsible for synthesizing mRNA from DNA?

• Helicase

• Ligase

• DNA polymerase

• RNA polymerase

What is a codon?

• A sequence of three nucleotides in tRNA

• A type of protein

• A structure within the nucleus

• A sequence of three nucleotides in mRNA that codes for an amino acid