DNA Structure Quiz

In the context of a research lab, can DNA samples be extracted from cells and thus leave the nucleus?

• Yes, regularly as part of experiments

• Only during specific procedures that involve cell division

• No, DNA cannot be extracted from the nucleus

• Yes, but only in certain specialized research scenarios

In the structure of the human genome, how many strands does DNA have?

• Single-stranded (1 side)

• Double-stranded (2 sides)

• Triple-stranded (3 sides)

• Quadruple-stranded (4 sides)

During a forensic investigation, a scientist is analyzing the genetic material found at a crime scene. What are the building blocks of the DNA they are examining called?

• Amino acids

• Nucleotides

• Proteins

• Enzymes

How many important components make up a nucleotide?

• 1

• 2

• 3

• 4

In the process of DNA replication, which of the following is NOT a component of a nucleotide?

• Deoxyribose

• Phosphate

• Nitrogen base

• Ribose

In the context of genetic research, what is the name of the sugar component found in a DNA nucleotide?

• Glucose

• Fructose

• Deoxyribose

• Ribose

Which of the following is a correct pair of nitrogenous bases in DNA?

• Adenine - Cytosine

• Guanine - Thymine

• Adenine - Thymine

• Cytosine - Guanine

How many nitrogen bases are there in DNA?

• 2

• 3

• 4

• 5

Which of the following is NOT one of the nitrogen bases in DNA?

• Adenine

• Guanine

• Uracil

• Thymine

What is the structure of DNA commonly referred to as?

• Single Helix

• Triple Helix

• Double Helix

• Quadruple Helix