DNA Fingerprinting and Forensics Quiz

What is the primary focus of the DNA fingerprinting portion of the unit?

• Exploring DNA's role in plant biology

• Understanding the history of DNA

• Learning about DNA's role in forensics

• Studying the chemical properties of DNA

Which of the following statements is true about DNA technology advancements?

• DNA technology has remained unchanged for 50 years.

• DNA technology is only used in medical research.

• DNA technology has advanced significantly in the last 20 years.

• DNA technology is not used in criminal cases.

What is DNA fingerprinting also known as?

• DNA cloning

• DNA mapping

• DNA profiling

• DNA sequencing

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

• Nitrogenous base

• Sugar

• Phosphate group

• Protein

What are short tandem repeats (STRs) used for in DNA profiling?

• To identify the age of DNA

• To determine the color of DNA

• To create a genetic profile

• To measure DNA length

Which base pairs with adenine in DNA?

• Guanine

• Cytosine

• Thymine

• Uracil

What is the purpose of the CODIS database?

• To track genetic diseases

• To compare DNA profiles for forensic purposes

• To archive historical DNA samples

• To store medical records

How is DNA most commonly collected from a suspect?

• Blood sample

• Saliva sample

• Hair sample

• Cheek cells

What is a common misconception about DNA matching in crime shows?

• DNA matching is not used in real cases

• DNA matching is instant and easy

• DNA matching is impossible

• DNA matching is only done manually

Who developed the DNA technology used in forensics?

• Rosalind Franklin

• Francis Crick

• Sir Alec Jeffries

• James Watson