Amastigote form is seen in?

Ans. is 'a' i.e., Leishmania Leshmania are hemoflagellates which occur in two forms :? Amastigote (aflagellar stage) : It occurs in RE system (reticuloendothelial system) of veebrates (Man, dog). Promastigote (flagellar stage) : It is infective form and occurs in gut of sandfly or in aificial cultures. Promastigote form is transmitted by sandfly (vector is female sand fly).