Description Bubble Tray Create giant bubbles. Fog Chamber Make a portable cloud in a bottle. Gas Model Caged molecules do their thing.
Most human infants produce ample quantities of lactase for milk digestion.
Sense of Taste Receptors on our tongues bind to chemicals in our food and relay the information about the chemicals to our brain. Surprisingly, all those wonderful tastes are transmitted to our brains through only four types of receptors on our tongues - those for sweet, sour, salt and bitter.