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
In malaria, sexual cycle - 
Select and explain. 
A. Sporozoite to gametocytes, B. Gametocytes to sporozoite, C. Occurs in human, D. Responsible for relapse
B: Gametocytes to sporozoite
Answer: B: Gametocytes to sporozoite 
Explanation: Intermediate host-man Definitive host-mosquito Asexual development-man Sexual development-mosquito Sporozoite infective form.Sporozoites are present in the salivary gland of the mosquito .Man gets infection by the bite of female anopheles mosquito (refer pgno:55 baveja 3 rd edition)