7.Human Health and Disease
normal

Which of the following toxic substance is responsible for the chill and high fever recurring every three to four days in malaria?

A

Haemotoxin

B

Haemoglobin

C

Haemozoin

D

Sporozoites

Solution

Haemozoin-Malarial parasite digest haemoglobin and release high quantities of free heme, this free heme is
toxic to cells and parasite convert it into an insoluble crystalline form called haemozoin.
Haemotoxin-Toxic substances in animal's venom, such as snake's venom.
Haemoglobin-Iron containing metalloprotein in red blood cells.
Sporozoites-Infectious form of malarial parasite

Standard 12
Biology

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