Which of the following toxic substance is responsible for the chill and high fever recurring every three to four days in malaria?
Haemotoxin
Haemoglobin
Haemozoin
Sporozoites
Identify the molecules $(A)$ and $(B)$ shown below and select the right option giving their source and use.
Molecule $\to $ Source $\to $ Uses
Which of the following is an autoimmune disease?
A mentally sick person has
If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidence ?