1 hormones
2 external stimuli
A group of people are building a house. They have a large package of building materials that needs to be moved. A block and tackle, a type of pulley, is used to pull the material up so it can be set in the back of a truck.
Answer:
Enzymes are used in the food, agricultural, cosmetic, and pharmaceutical industries to control and speed up reactions in order to quickly and accurately obtain a valuable final product.
Tranverse
longitudinal
surface
<span>and torsional waves
those are the examples to my knowledge.</span>