Protein synthesis Quiz

What is the location of transcription?

• mitochondria
• nucleus

• ribosome

• cell membrane

What is the product of translation?

• mRNA

• DNA

• Protein

• cell membrane

What is the correct order of events in protein synthesis (central dogma)?

? ----------> ? ----------> ?

• DNA to Protein to mRNA

• Protein to mRNA to DNA

• DNA to mRNA to Protein

What is A pointing to?

• tRNA

• mRNA

• DNA

• Codon

What enzyme takes a DNA gene segment, and synthesizes mRNA during transcription?

• DNA helicase
• Ligase

• RNA polymerase
• ATP synthase

Give the amino acid sequence for the follow mRNA:

AUG CCU

• Met-Leu

• Met-His

• Met-Arg

• Met-Pro

A codon is three nucleotides of mRNA. What does it code for?

• 1 amino acid

• 3 amino acids

• 1 protein

• 3 proteins

What is the matching DNA strand:

ATT GGC

• TAA CCG

• ATT GGC

• UAA CCG

• AUU GGC

________ are segments of DNA that code for a protein.

• Genes

• mRNA

• tRNA

• Proteins

Observe the picture. What statement below is TRUE.

• Changes to DNA can change the protein

• Changes to RNA can change the DNA

• Changes to DNA will not affect the protein

• Changes to amino acids can change replication