Roughly Half of All Adults in the United States Are

Question

Roughly half of all adults in the United States are infected with ________ but are asymptomatic.
A) Toxoplasma gondii
B) Trichomoniasis vaginalis
C) Cryptosporidium parvum
D) Cyclospora cayetanensis

Accepted Answer

According to the Centers for Disease Control and Prevention (CDC), approximately 30-50% of the US population is infected with Toxoplasma gondii, but most people do not experience any symptoms.