What was the primary cause of the spread of contagious diseases throughout history until the Renaissance?
unclean water
human migration
forced quarantine
open sewers

Fill in the table below by placing check marks in the appropriate boxes and writing the product of transcription and translation. super

Mario was conducting research regarding the treatment of aids victims using stem cells. he found a source that was written recently and the author was known. unfortunately, he could not determine if it had been peer reviewed.

Warming up prepares the body for exercise in what way? a. muscularly b. cardiovascularly c. neurologically d. all of the above