Which of the following processes can geologists use to help estimate geologic time?
A
mountain building
B. glacier movement
c. erosion
D. all of these

Which identifies the main purpose of biological taxonomy?

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.