The immune system disorder that fails to recognize self form 'non-self’ and starts destroying the body's own cells are called _______ disorder.

Read the following statements and select the correct option. Statement 1 : When the immune system fails to recognise 'sell' from 'nonself' and starts destroying body's own proteins, this leads to auto-immune diseases. Statement 2 : Addison's disease and rheumatoid arthritis are auto-immune diseases.

The immunity system which works against self is -------

Process of self-destruction of cell by release of lysosome enzymes in the cell itself is called_____

Which lymphocytes form the cell mediated immune systemin the body ?

Which of the following are the reason (s) for Rheumatoid arthritis ? Choose the correct option. (i) The ability to differentiate pathogens or foreign molecules from self cells increases. (ii) Body attacks self cells. (iii) More antibodies are produced in the body. (iv) The ability to differentiate pathogens or foreign molecules from self cells is lost.

The cells which suppress the immune cells from attacking the own cells of the body are known as --

Fill in the blanks: Hypodermal cells form which microspore development starts is called __________ cells.

underline("Down syndrome ") is an inherited blood disorder, in which the body makes an abnormal form of haemoglobin.