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
The following is true of Giadiasis except - 
Select and explain. 
A. Complement fixation test is diagnostic, B. Stool contain only cysts, C. Habitat is colon, D. Trophozoites and cysts are found in duodenum
A: Complement fixation test is diagnostic
Answer: A: Complement fixation test is diagnostic 
Explanation: Laboratory diagnosis: Microscopic examination Culture-CPLM Antigen detection-ELISA Molecular methods:nucleic acid hybridization and PCR(refer pgno:34 baveja)