In studying layers of rock, which statement is normally true? A. The older layers of rock are beneath the newer layers.

B. The newer layers of rock contain no fossils.

C. The older layers of rock are above the newer layers.

D. The older layers of rock contain the newest fossils.

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.

Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?