DNA and Genetics Quiz

Which part of the cell contains the DNA?

• Mitochondria

• Nucleus

• Ribosome

• Golgi apparatus

What does DNA stand for?

• DeoxyriboNucleic Acid

• DeoxyNucleic Acid

• DioxyRiboNucleic Acid

• DeoxyRiboNucleic Acid

What is the role of the phosphate group in a DNA nucleotide?

• It binds with the deoxyribose sugar of the adjacent nucleotide.

• It binds with the nitrogenous base of the adjacent nucleotide.

• It binds with the ribose sugar of the adjacent nucleotide.

• It binds with the amino acid of the adjacent nucleotide.

Which of the following bases pairs with adenine in DNA?

• Thymine

• Cytosine

• Guanine

• Uracil

Which of the following is NOT a component of a nucleotide?

• Base

• Sugar

• Phosphate

• Protein

What is the primary function of base pairing in DNA?

• To provide energy

• To store genetic information

• To form the sugar-phosphate backbone

• To create proteins

Which of the following is a purine base in DNA?

• Thymine (T)

• Cytosine (C)

• Adenine (A)

• Uracil (U)

What term best describes a section of DNA that codes for a protein?

• Genetic code

• Chromosome

• Gene

• Nucleotide

What is the function of the nucleus in relation to DNA?

• To produce energy

• To store DNA

• To transport proteins

• To synthesize lipids

Which organism has the highest percentage of guanine?

• Human

• Cow

• Wheat

• Yeast