2. Describe the types of vehicles that could be found in each layer of the atmosphere.

Name the type of chemical that speeds up digestion

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.

Which of these correctly describes the difference between processes that take place in prokaryotic and eukaryotic cells?