An outbreak of disease occurs and a scientist at the center of disease control is in charge of determining the cause. She is studying the microorganisms that is thought to be responsible for the disease. Which of the following woudl be the most helpful to the scientist

Imagine ? person stepping on a pin and pulling his or her foot way look at the réfléchir arc of the scenarios below

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.

Each hereditary trait corresponds to