DNA & Protein Synthesis Quiz

Match the following

• entire set of DNA in an organism

• gene expression

• segment of DNA that codes for protein

• tRNA

• carries code from DNA to ribosome

• mRNA

• carries amino acid to ribosome

• gene

• DNA to mRNA to protein

• genome

Which of the following is NOT true regarding the structure of DNA?

• DNA is double stranded

• The monomers of DNA are nucleotides

• DNA has a sugar phosphate backbone

• The sugar in DNA is ribose

​ (a)   is the loose version of DNA that is wrapped around

(b)   proteins.

• Chromosome
• Histone
• Ligase

• Primase

• Chromatin

Match the enzyme to it's function in DNA replication.

• Finds complementary bases & binds them

• Helicase

• Glues the new DNA fragments together

• Ligase

• Unzips the DNA strands

• Polymerase

What is the end product of transcription?

• tRNA

• mRNA

• rRNA

• Protein

What is the end product of translation?

• tRNA

• mRNA

• rRNA

• Protein

Which type of RNA makes up ribosomes?

• tRNA

• rRNA

• mRNA

What is the purpose of DNA replication?

• Create a complementary strand of mRNA

• Ensure each new cell has the same DNA as the original cell

• Copy instructions in DNA and carry them to the ribosomes in the cytoplasm

• Bind and carry specific amino acids to the ribosome

Which nitrogen base is found in RNA but not in DNA?

• Guanine

• Uracil

• Adenine

• Cytosine

Which of the following is NOT a pyrimidine?

• Thymine

• Cytosine

• Guanine

• Uracil