Scientific Discoveries
Common Lab Reagents
Pop Culture Petri Dish
lab equipment
Chemistry Corner
100

This scientist is famous for discovering the structure of DNA.

Who is James Watson?

100

This reagent is used to stain DNA for visualization under UV light.

What is ethidium bromide?

100

This Marvel villain is basically a scientist who went a little overboard with gamma radiation.

Who is the Hulk?

100

This analytical instrument separates components of a mixture based on their different migration rates through a medium.

What is a chromatograph?

100

This term describes a solution that resists changes in pH when acids or bases are added.

What is a buffer?

200

This reagent is commonly used in PCR to extend primers and create complementary DNA strands.

What is Taq polymerase?

200

This time-traveling doctor used plutonium to power a DeLorean in "Back to the Future."

Who is Doc Brown?

200

This is the number of atoms in one mole of any substance.

What is Avogadro's number? (6.022 × 10²³)

300

This scientist conducted the first systematic experiments on genetic inheritance using pea plants and established the laws of inheritance.

Who is Gregor Mendel?

300

This reagent is used to stop enzymatic reactions during cell lysis.

What is EDTA?

300

In "Stranger Things," this government lab might have benefited from better biosafety protocols.

What is Hawkins Lab?

300

This specialized equipment creates an oxygen-free environment by replacing air with an inert gas like nitrogen or argon.

What is a glove box? (Acceptable: anaerobic chamber)

300

This principle states that electrons occupy orbitals of lowest energy first before filling higher energy levels.

What is the Aufbau principle?

400

This physicist is credited with discovering radioactivity.

Who is Marie Curie?

400

This commonly used reagent is used for washing glassware and neutralizing acidic solutions.

What is sodium bicarbonate?

400

She portrayed a quirky neurobiologist on The Big Bang Theory - and also has a real PhD in neuroscience.

Who is Mayim Bialik?

500

This American biochemist used X-ray crystallography to help determine the double helix structure of DNA.

Who is Rosalind Franklin?

500

Before becoming a late-night host, he earned a degree in chemistry from Harvard and worked as a medical researcher.

Who is Conan O'Brien?

500

This instrument measures the interaction of electromagnetic radiation with matter and can identify molecular structures based on absorption patterns.

What is a spectrometer?