The diagram shows fossils buried in layers of sediment.

Which statement is supported by the information in the diagram?

A. The fossil in layer Z is the youngest.

B. The fossils in layers Y and Z are younger than the fossil in layer V.

C. The fossil in layer Y is older than the fossil in layer W.

D. The fossil in layer X is older than the fossil in layer Z.

Which are reasons cells undergo cell division?

Creating new things to solve problems and improve life depends on the close interaction of which two fields?

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.