Final answer:
The parasite closely related to Sarcocystis that can infect humans is Toxoplasma gondii, which causes toxoplasmosis.
Step-by-step explanation:
The parasite that is closely related to Sarcocystis and can sometimes infect humans is Toxoplasma gondii. This protozoan is responsible for the disease toxoplasmosis, which can be transmitted through cat feces, unwashed fruit and vegetables, or undercooked meat. Toxoplasmosis can cause serious birth defects, therefore pregnant women are advised to be cautious to reduce the risk of infection.
The parasite closely related to Sarcocystis and can sometimes infect humans is Toxoplasma gondii. Toxoplasma gondii is a parasitic protozoan that causes the disease toxoplasmosis. It can be transmitted to humans through contact with cat feces, unwashed fruits and vegetables, or undercooked meat. Pregnant women need to be cautious as toxoplasmosis can be associated with serious birth defects.