DNA Quiz

What is the structure of DNA?

• Double helix

• Triple helix

• Single strand

• Square shape

Which of the following is not a component of DNA?

• Carbohydrate

• RNA

• Lipid

• Protein

What is a mutation in DNA?

• A permanent alteration in the DNA sequence

• A type of virus that affects DNA

• A temporary change in the DNA sequence

• A type of protein in the DNA

What causes mutations in DNA?

• Eating healthy food

• Exercising regularly

• Watching TV

• Environmental factors, radiation, chemicals, and errors during DNA replication

Which of the following is a type of mutation?

• Addition

• Substitution

• Multiplication

• Deletion

What is the function of DNA?

• Store and transmit genetic information

• Transport nutrients in the bloodstream

• Produce energy for the cell

• Regulate body temperature

What is the full form of DNA?

• Dance Notation Agency

• Deoxyribonucleic acid

• Digital Network Association

• Dietary Nutritional Analysis

Which of the following is a purine base in DNA?

• Adenine

• Thymine

• Cytosine

• Guanine

What is the complementary base pair for adenine in DNA?

• Guanine

• Uracil

• Thymine

• Cytosine

What is the significance of DNA mutations?

• DNA mutations are always beneficial and never cause genetic disorders

• DNA mutations have no impact on genetic diversity or evolution

• DNA mutations only cause positive changes in an organism

• DNA mutations can lead to genetic diversity, evolution, and can also cause genetic disorders or diseases.