Forensics Quiz

What is the purpose of DNA profiling in forensic science?

• To analyze plant cultivation methods

• To create new DNA sequences

• To identify different species of organisms

• To determine genetic relationships between individuals

What is the main purpose of the Polymerase Chain Reaction (PCR) technique?

• To produce many copies of a piece of DNA

• To analyze proteins in forensic samples

• To determine the time of death in forensic cases

• To study the behavior of insects on dead bodies

What is the role of gel electrophoresis in forensic analysis?

• To identify the time of death accurately

• To analyze the temperature of the body

• To separate DNA fragments based on size

• To determine the genetic relationships between organisms

What is the significance of VNTRs in DNA profiling?

• They help in determining genetic relationships between individuals

• They are used to analyze plant DNA

• They indicate the time of death accurately

• They are related to the body temperature of deceased individuals

What is the main factor that affects the rate of decomposition in a dead body?

• Body fat percentage

• Temperature

• Clothing presence

• Muscle contraction

What is the process known as when the body temperature drops after death?

• Algor mortis

• Rigor mortis

• Decomposition

• Succession

Which enzyme is commonly used in the Polymerase Chain Reaction (PCR) technique?

• RNA polymerase

• Polymerase A

• DNA polymerase

• Taq polymerase

What is the purpose of using probes in gel electrophoresis?

• To identify specific DNA regions

• To determine the time of death

• To study insect behavior

• To analyze body temperature

What is the main role of forensic entomology in forensic science?

• Determining the time of death accurately

• Creating DNA profiles

• Studying insect colonies on dead bodies

• Analyzing DNA samples

What is the significance of short tandem repeats in DNA profiling?

• They provide information about the time of death

• They help in determining genetic relationships

• They are related to body temperature

• They indicate the presence of clothing