1) 23
Subject:BiologyPrice: Bought3
1) 23. In order to survive unfavourable environmental conditions some
protozoa form resting stages or cysts. Provide several examples of such protozoa and explain the role of cysts in the distribution and transmission of these parasites.
2) 24. A 28-year old man came to the doctor complaining of epigastric
pain. A detailed questioning of the patient showed that he was engaged in boating and sometimes drank unboiled water from a river or a lake. The doctor suspected that the cause of the patient's complaint was the presence of helminths in his body. What helminth is this?
