Introduction to Molecular Biology and Diagnostics Quiz

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What is the fundamental concept behind fire?

Quick oxidation of a combustible material (correct)

Rapid increase in oxygen levels

Spontaneous combustion of materials

Rapid reduction of heat and light

How does the air-displacement automatic pipette work?

By moving the piston up to let air out

By expanding an elastic air cushion

By maintaining a constant aspiration force

By displacing air when the push-button is pressed (correct)

What precaution should be taken when using high-voltage equipment like electrophoresis apparatus?

Use two-prong plugs for flexibility

Ensure equipment has a three-prong plug and is properly grounded (correct)

Operate equipment on wet surfaces for safety

Keep cords close together to avoid tangling

How does positive displacement pipetting differ from air displacement pipetting?

It maintains a constant aspiration force Signup and view all the answers

What is the purpose of forward pipetting when dispensing aqueous solutions?

To ensure accuracy of the final volume Signup and view all the answers

Why is it crucial to report any 'tingle' sensation while using electrical equipment?

To prevent electric shocks or hazards Signup and view all the answers

What is the primary purpose of the Safety Data Sheet (SDS)?

To provide safety information for employees handling hazardous materials Signup and view all the answers

What is the term for substances that affect cellular development of a fetus or embryo?

Teratogens Signup and view all the answers

What is the main hazard associated with electrical equipment in hazardous atmospheres?

Fire and explosion Signup and view all the answers

What is the purpose of the written hazard communication program?

To educate employees on chemical safety Signup and view all the answers

What is the term for a chemical that can cause cancer?

Carcinogen Signup and view all the answers

What is the purpose of disinfection before and after work?

To prevent biological hazards Signup and view all the answers

What is the main focus of Molecular Biology and Diagnostics?

Molecular Biology Signup and view all the answers

What is a critical skill required in Molecular Biology and Diagnostics laboratory?

Micropipetting Signup and view all the answers

Why should universal precautions be followed in the laboratory?

To prevent the transmission of blood-borne pathogens Signup and view all the answers

What is an important aspect of specimen collection in Molecular Biology and Diagnostics?

Handling and storing samples appropriately Signup and view all the answers

What is a critical knowledge area in Molecular Biology and Diagnostics?

Laboratory mathematics Signup and view all the answers

What is an important social aspect of Molecular Biology and Diagnostics?

Ethical considerations Signup and view all the answers