Understanding Gene Expression and Dystrophin

What is the primary function of dystrophin in muscle cells?

• To act as a chemical messenger

• To help keep muscle cells intact and healthy during movement

• To assist in digestion

• To play a role in the immune system

What are proteins made of?

• Lipids

• Carbohydrates

• Amino acids

• Nucleotides

Which process involves the creation of RNA from DNA?

• Translation

• Transcription

• Replication

• Mutation

What is the role of mRNA in protein synthesis?

• It provides energy for the process

• It acts as a template for assembling amino acids

• It breaks down proteins into amino acids

• It transports amino acids to the ribosome

Where does translation occur within a cell?

• Nucleus

• Mitochondria

• Ribosome

• Golgi apparatus

How many different amino acids are there that make up proteins?

• 10

• 20

• 30

• 40

What is the term for a section of DNA that codes for a specific protein?

• Chromosome

• Gene

• Codon

• Allele

What is the first step in gene expression?

• Translation

• Transcription

• Protein folding

• DNA replication

Which molecule carries the genetic code from the nucleus to the ribosome?

• tRNA

• mRNA

• rRNA

• DNA

What determines the structure and function of a protein?

• The number of ribosomes

• The sequence of amino acids

• The amount of mRNA

• The size of the nucleus