Multiple choice

The oocysts of Cystoisospora belli are long and oval shaped. Which among the following statements regarding the life cycle of Cystoisospora belli is incorrect?

  1. An oocyst with two sporoblasts is released in the stool of infected person.

  2. The sporocysts each divide twice, resulting in four sporozoites.

  3. Transmission occurs when these mature oocysts are ingested.

  4. The sporozoites invades the epithelial cells of the allimentary.

  5. Trophozoites develop into schizonts.
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A Correct answer
Explanation

An oocyst with one sporoblast is released in the stool of infected person. After the oocyst has been released, the sporoblast matures further and divides into two.

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