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प्रश्न
Both B-cells and T-cells are derived from __________.
विकल्प
lymph nodes
thymus glands
liver
stem cells in bone marrow
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उत्तर
Both B-cells and T-cells are derived from stem cells in the bone marrow.
संबंधित प्रश्न
A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease.
- Write what did the doctor inject into the patient’s body.
- How do you think this injection would protect the patient against the disease?
- Name the disease against which this injection was given and the kind of immunity it provides.
Mention the first vaccine developed against any human disease.
Summarise the process of vaccine production
Given below is a scheme of classifying immunity against human diseases. Fill up the types of immunity in the blanks 1-9.
Write the full forms of: TAB
Write the full forms of: STD
Mention if the following statement is true (T) or false (F).
Treatment by the use of chemicals is known as allopathy.
Mucous membrane trapping the microbes acts as a ---------------
Mention one application of the following:
Passive immunization
Define health.
Describe the different types of immunity.
Passive immunity is ______.
Enlist any two features of Acquired immunity.
Which type of T-cells are responsible for producing lymphokines and stimulation of B- cells?
Which type of immunity is acquired by antigenic stimulus?
Which cells deliver co-stimulatory signals for helper T-cells?
Production of which of the following is stimulated by secretin hormone?
Which scientist is associated with the concept of immunity and developed the cowpox vaccine for protection against smallpox?
Which of the following statements about stimulated lymphocytes is correct?
