The elements or compounds that enter into a chemical reaction are called?

Why do german shepherds shed so much

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.