The following observations, and the ID matix below, suggest that your unknown microbe is one of two possible species. Which two? Results table Test Observation Interpretation Growth on TSA Reaction Red Gram stain Morphology Rod Glucose Yellow and a bubble Fermentation Lactose Sucrose Indole Red Methyl Red Voges-Proskauer Urease

substitution is the answer in this case

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.