A group that goes through all of the steps of an experiment but does not contain the variable being tested is called? this group is called the control group. the one that changes is called the variable. as in, it can vary. :) hope this helps!
What is Valley Fever? Valley Fever (coccidioidomycosis, or cocci) is caused by the soil-dwelling fungus, Coccidioides immitis. The tiny seeds, or spores, become wind-borne and are inhaled into the lungs, where the infection starts. When soils containing the fungus are disturbed and dust is raised, spores may be inhaled with the dust.
What is typhoid fever? Typhoid fever is an acute illness associated with fever caused by the Salmonella enterica serotype Typhi bacteria. It can also be caused by Salmonella paratyphi, a related bacterium that usually causes a less severe illness.