What does the large zigzagging arrow represent?

Which of the following is not a product of the second stage of glycosis

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

Fossils can only be formed when? if mud, silt or tar is in the area to preserve the fossil ierosion does not occur and allows the fossil to form oxygen and microorganisms cannot decay the bones the area is dry and does not contain mud or silt