Protein Synthesis Video Questions

What molecules are proteins made from?

• Sugars

• Amino Acids

• Fatty Acids

What determines the specific order of amino acids in a protein?

• The cell's nucleus

• The order of bases in DNA

• The RNA Polymerase enzyme

A set of three bases in the DNA molecule that codes for a specific amino acid is known as a

• Polypeptide

• Molecule

• Codon

How many amino acids are known to build up our body's proteins?

• 9

• 250

• 20

Amino acids that our body cannot manufacture and must be obtained through diet are called

• Non-essential

• Essential

• Manufacturing

Where in the cell are the proteins actually made?

• Cell Nucleus

• Ribosomes in the Cytoplasm

• Cell Membrane

Which molecule carries the code from the DNA to the ribosome?

• Transfer RNA (tRNA)

• Ribosomal RNA (rRNA)

• Messenger RNA (mRNA)

What enzyme unwinds and unzips the DNA strands during the copying process?

• DNA Ligase

• RNA Polymerase

• Helicase

The process of copying the DNA code to make an mRNA strand inside the nucleus is called

• Translation

• Replication

• Transcription

What structure does the mRNA travel to and attach to after leaving the nucleus?

• A Mitochondrion

• A Ribosome

• The DNA