This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: parasitology, Subject name: Microbiology
Obligate intracellular parasite among the following is 
Select and explain. 
A. Naegleria fowleri, B. Acanthamoeba, C. Toxoplasma, D. Balamuthia
C: Toxoplasma
Answer: C: Toxoplasma 
Explanation: Obligate intracellular parasites cannot reproduce outside their host cell, meaning that the parasite's reproduction is entirely reliant on intracellular resources. Toxoplasma,Cryptosporidium Bacteria-chlamydia ,Rickettsia