Bank Clerk Questions

Among the given options, the correct statement about immunodeficiency is "The causative agent in acquired immune deficiency syndrome (AIDS) is a virus that recognizes CD4 proteins".

Atoms of the same element can have same atomic number and number of electrons since, the atomic number is the number of protons and the number of protons and eectrons are the same in an element.

Hence, the atoms of the same element may differ in their atomic mass since it depends on the number of neutrons it holds and such atoms are called isotopes.

Transcription is a process of production of mRNA which occurs in the nucleus of the cell. After transcription, translation which occurs in the cytoplasm.

China shares land borders with 14 different countries, the longest being with Mongolia followed by Russia and then India.

Dr Manmohan Singh also announced that the year 2012 would be celebrated as the National Mathematics Year. The Indian mathematical genius Srinivasa Ramanujan was born on 22 December 1887 and died on 26 April 1920.