What are index fossils and how can they be used to help find the relative age of the rock layers?

What two fields of study provide the core information that is used to classify organisms?

Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.