The correct sequence of levels is shown by choice A.
Answer:
Most fossils are found in sedimentary rocks, those rocks produced by the accumulation of sediment such as sand or mud. Wind and other weathering conditions wash away sediment on land, depositing it in bodies of water. For this reason, fossils of sea creatures are more common than those of land creatures.
Explanation:
ATP is the chemical substance that is used to power the cellular activities
Enzymes are biological catalysts that speed up reactions
