Catalyst. A catalyst is a substance that increases the rate of a reaction without being consumed the rate of a reaction without being consumed in process, or being chemically altered. There are many enzymes present in cells, proteases, lipases, that speed up metabolism, and catalysts .
hOpe this has helped you any . >)
By the way the question tells me I must think that it might be perspective because you need a perspective to bring things to life.
Answer:
Chemical changes due to heat and pressure
Explanation:
Hope it helps ❤
Answer:
mechanical waves
Explanation:
They require a medium to travel through.
