“blank” is the thermal energy that flows from one substance to another when substances differ in temperature

Heat energy is the result of the movement of tiny particles called atoms, molecules or ions in solids, liquids and gases. Heat energy can be transferred from one object to another. The transfer or flow due to the difference in temperature between the two objects is called heat. hoped this helps!

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.