What is the basic unit of life?
What is the cell?
What is the chemical symbol for sodium?
What is Na?
What is the largest organ in the human body?
What is the skin?
What vital sign is measured by counting the number of beats per minute?
What is heart rate?
This famous phrase is shouted by kids at doors on Halloween to get candy.
What is "Trick or treat"?
What are the four main types of macromolecules found in living organisms?
What are carbohydrates, lipids, proteins, and nucleic acids?
What is the most abundant gas in Earth’s atmosphere?
What is nitrogen?
Which bone is the longest in the human body?
What is the femur?
What is the average normal body temperature?
What is 37 degree celsius? What is 98.6 degrees?
This iconic monster is often depicted as a reanimated corpse with bolts in its neck.
Who is Frankenstein?
What molecule carries genetic information in cells?
What is DNA (deoxyribonucleic acid)?
What is the pH of a neutral solution?
What organ is responsible for filtering blood and producing urine?
What is the kidney?
How many bones are in the adult human body?
What is 206?
In this classic 1993 movie, three witches named the Sanderson sisters are resurrected on Halloween night.
What is "Hocus Pocus"?
What is the term for the movement of water across a selectively permeable membrane?
What is osmosis?
What is the term for the change of state from a solid directly to a gas?
How many chambers are there in the human heart?
What are four?
What are the four nucleotide bases that make up DNA?
What are adenine, thymine, cytosine, and guanine?
This popular Halloween dance involves pretending to walk like a reanimated corpse with stiff limbs.
What is the "Thriller" dance?
What are the balanced chemical equations for the two complementary processes in biology, where one converts carbon dioxide and water into glucose and oxygen, and the other reverses this process?
What are the equations for photosynthesis (6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂) and cellular respiration (C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O)?
What is the unit of temperature used in most scientific measurements?
What is Kelvin (K)?
What is the structure in the brain responsible for regulating balance, coordination, and fine motor skills?
What is the cerebellum?
What is the most common blood type in the world?
What is O+?
In some Halloween folklore, what fruit was used to perform a ritual for seeing the future or predicting your true love?
What is an apple?