DNA, RNA, and Protein Synthesis Quiz

What are the four nitrogenous bases in DNA?

• Adenine, Guanine, Cytosine, Thymine

• Adenine, Guanine, Cytosine, Uracil

• Adenine, Guanine, Uracil, Thymine

• Adenine, Uracil, Cytosine, Thymine

Which part of the cell does transcription occur in?

• Cytoplasm

• Mitochondria

• Nucleus

• Ribosome

What is the process of copying a sequence of DNA to produce a complementary strand of RNA called?

• Translation

• Replication

• Transcription

• Mutation

Which molecule carries amino acids to the ribosome during protein synthesis?

• mRNA

• rRNA

• tRNA

• DNA

What is the shape of DNA?

• Single helix

• Double helix

• Triple helix

• Quadruple helix

During translation, what does mRNA do?

• Carries amino acids

• Copies DNA

• Transfers nucleotides

• Provides the template for protein synthesis

Which of the following is not a type of RNA?

• mRNA

• tRNA

• rRNA

• dRNA

What bonds hold the two strands of DNA together?

• Covalent bonds

• Ionic bonds

• Hydrogen bonds

• Van der Waals forces

How many nucleotides make up a codon?

• 1

• 2

• 3

• 4

What is the role of ribosomes in protein synthesis?

• Copy DNA

• Synthesize RNA

• Assemble proteins

• Transport proteins