Even though the tundra has extremely cold climate, it can still support life

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.

What are some possible consequences of preventing prescribed burns and natural wildfires

Based on the data in the graphs do you think pepsin and trypsin are found in the same part of the body? explain your answer.