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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