Forensic Biotechnology and DNA Analysis

Dr. Very Good Student is missing, and evidence suggests a struggle in his lab. Five suspects, each with a potential weapon, are identified. The video tutorial demonstrates how to extract DNA from cheek swabs, perform PCR, and use gel electrophoresis to identify the culprit. Ultimately, Bashful Banana is revealed as the criminal, having ransacked the lab while Dr. Very Good Student was on vacation. The video showcases the use of biotechnology techniques to solve the mystery.

Who is the missing person in the mystery?

• Dr. Very Good Teacher

• Dr. Very Bad Student

• Dr. Very Good Student

• Dr. Very Bad Teacher

Which suspect was seen with a scalpel?

• Gary Grape

• Sophie Strawberry

• Bashful Banana

• Billy Ray Blueberry

What is the purpose of obtaining cheek swabs from the suspects?

• To check for allergies

• To measure sugar levels

• To extract DNA

• To test for diseases

What is the first step in the DNA extraction process?

• Add master mix

• Centrifuge the tubes

• Take cheek swab solution

• Run the gel

What is added to the PCR tubes along with the sample?

• Water

• Sugar

• Salt

• Master mix

What is the purpose of running the gel at 100 volts?

• To heat the samples

• To mix the samples

• To separate DNA fragments

• To cool the samples

What is the role of ethidium bromide in gel electrophoresis?

• To amplify DNA

• To dissolve DNA

• To cut DNA

• To stain DNA

Which suspect was found to be the culprit?

• Gary Grape

• Wally Watermelon

• Bashful Banana

• Sophie Strawberry

What was Bashful Banana looking for in the lab?

• Dr. Very Good Student's research

• A lost item

• A hidden treasure

• A new experiment

What technique was used to solve the crime?

• Biotechnology techniques

• Psychological profiling

• Chemical analysis

• Forensic analysis