Questions

What are the building blocks of Nucleic Acids?

Rearrange the parts of the sentence in correct order.
It is a crisis which
P-unless policymakers
Q-exercise some intelligence
R-will get even worse

Michael Schumacher is associated with which sport?

Which of the following statements about the Ordinance-making power of the Governor is/are correct?1. It is a discretionary power.2. The Governor himself is not competent to withdraw the Ordinance at any time.Select the correct answer using the code given below.

Study the pie­chart given and answer the following questions.

If the miscellaneous charges are Rs. 6000, then the advertisement charges are

Speeding is a factor in _% of all fatal accidents?

Which of the following has the lowest frequency?

Read the passage carefully and choose the best answer to each question out of the four alternatives and click the button corresponding to it.

The antigen-antibody immunological reaction is used to be regarded as typical of immunological responses. Antibodies are proteins synthesized by specialized cells called plasma cells, which are formed by lymphocytes (cells from the lymph system) when an antigen, a substance foreign to an organism's body, comes in contact with lymphocytes. Two important manifestations of antigen-antibody immunity are lysis, the rapid physical rupture of antigenic cells and the liberation of their contents into the surrounding medium, and phagocytosis, a process in which antigenic particles are engulfed by and very often digested by macrophages and polymorphs. The process of lysis is executed by a complex and unstable blood constituent known as complement, which will not work unless it is activated by a specific antibody; the process of phagocytosis is greatly facilitated when the particles to be engulfed are coated by a specific antibody directed against them.

One of the two important manifestations of antigen-antibody immunity is lysis while the other is