Biotechnician Assistant Credentialing Exam

What is the primary role of a biotechnician assistant in a laboratory setting?

• Conducting independent research

• Assisting in experiments and data collection

• Managing the entire laboratory

• Teaching biotechnology courses

Which of the following is a common technique used in biotechnology for amplifying DNA?

• Gel electrophoresis

• Polymerase Chain Reaction (PCR)

• Western blotting

• Spectrophotometry

In the context of biotechnology, what does the term 'transgenic' refer to?

• An organism that has been genetically modified to contain DNA from another species

• A technique for measuring protein concentration

• A method for sequencing DNA

• A type of cell culture

Tags

NGSS.HS-LS1-1

Which of the following is a key safety practice in a biotechnology lab?

• Eating and drinking in the lab

• Wearing personal protective equipment (PPE)

• Ignoring chemical spills

• Using mobile phones during experiments

What is the purpose of using a centrifuge in a biotechnology lab?

• To heat samples

• To separate components based on density

• To measure pH levels

• To sterilize equipment

Which of the following best describes the function of restriction enzymes in genetic engineering?

• To replicate DNA

• To cut DNA at specific sequences

• To synthesize proteins

• To transcribe RNA

What is the role of agarose gel in gel electrophoresis?

• To stain DNA

• To act as a medium for DNA separation

• To amplify DNA

• To sequence DNA

Which of the following is an application of biotechnology in agriculture?

• Developing drought-resistant crops

• Creating new animal species

• Designing solar panels

• Building skyscrapers

In a biotechnology context, what is a plasmid?

• A type of virus

• A small circular DNA molecule

• A protein complex

• A lipid molecule

What is the main purpose of using a spectrophotometer in a biotechnology lab?

• To measure the concentration of solutes in a solution

• To separate DNA fragments

• To culture bacteria

• To synthesize proteins