What can be related to heat flow and movement of molten rock within the interior of the earth? ?

What factors might affect the rate of weathering of a tombstone

How does the molecular clock work? a. it analyzes the brain functionality of two different species. b. it examines and compares the physical characteristics of two different species. c. it illustrates relationships between two different species. d. it compares the number of mutations that exist in the dna of two different species.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?