Biology Quiz

What is an organic molecule that contains carbon, hydrogen, oxygen, nitrogen, and phosphorus and makes up RNA and DNA?

• Nucleotide

• Ribosome

• Nucleic acid

• Peptide bond

What molecule contains a sugar, a phosphate group, and a nitrogenous base and links together to form RNA and DNA?

• Ribosome

• Nucleotide

• Codon

• Anticodon

What is a nucleic acid molecule that contains ribose sugar?

• DNA

• RNA

• Protein

• Ribosome

What determines which protein is made?

• Ribosome

• Peptide bond

• Nucleotide sequence

• Anticodon

What is the biological process of building proteins based on DNA instructions?

• Mutation

• Protein synthesis

• Transcription

• Translation

What organelle makes proteins?

• Ribosome

• Nucleotide

• RNA polymerase

• Codon

What is a permanent change in the DNA sequence of a gene called?

• Transcription

• Translation

• Mutation

• Protein synthesis

What is the central dogma of molecular biology?

• Information is transferred from RNA to DNA to proteins

• Information is transferred from DNA to RNA to proteins

• Information is transferred from proteins to RNA to DNA

• Information is transferred from DNA to proteins to RNA

What is the sequence of three nucleotides on transfer RNA that pairs with the codons of messenger RNA?

• Codon

• Anticodon

• Ribosome

• Peptide bond

What is a sequence of three nucleotide bases that represents the code for one amino acid?

• Codon

• Anticodon

• Ribosome

• Peptide bond