Which Is NOT One Of The Five Basic Tastes? Sweet Salty Bitter Spicy Did You Know! Anesthesia’s Exact Mechanism Is Still a Mystery Despite being used for over 175 years,…

What Body System Controls Hormones? Circulatory system Endocrine system Digestive system Nervous system Did You Know! Your Stomach Lining Regenerates Every Few Days The human stomach is so acidic (pH…

What Percentage Of Your Body Weight Is Your Brain? 5% 10% 2% 0% Did You Know! Human Bones Can Regrow Lost Sections In certain cases, especially in children and young…

What Happens To Your Brain When You Sleep? It shuts down It slows down Becomes more active Stops forming memories Did You Know! Your stomach gets a new lining every…

What Color Is A Bruise In Its Final Healing Stage? Yellow Blue Purple Green Did You Know! You have more bacterial DNA than human DNA. While human cells outnumber bacterial…

What’s The Main Ingredient In Earwax? Dirt Dead skin Oil and sweat Wax from glands Did You Know! Your bones glow under UV light. While not visible to the naked…

What Mineral Gives Spinach Its Green Color And Iron Content? Potassium Magnesium Calcium Iron Did You Know! Cashews come from a fruit called the “cashew apple.” The cashew nut isn’t…

What Natural Bodily Reaction Can Be “Contagious”? Yawning Sneezing Hiccuping Blinking Did You Know! Apples float because they’re 25% air. Apples are made up of roughly one-quarter air by volume,…

What Color Is Human Blood Inside The Body? Blue Red Purple Green Did You Know! Bananas are naturally radioactive. Bananas contain potassium-40, a naturally occurring isotope that makes them slightly…