Questions

A RNA copy of a DNA gene is called as messenger RNA or mRNA. mRna is used in translation because information is translated from one language (nucleotides) into another (amino acids).

Hence, mRNA is used to transfer genetic information by a cell.

To get the mass of a mole of NaCl, we need to add the molar atomic weights of the individual elements i.e, Na and Cl

Atomic weights of Na = 22.99 gm/mol  Cl = 35.45 gm/mol

Now, mass of a mole of NaCl = 22.99 + 35.45 = 58.44 gm/mol.

Article 370 of the Indian constitution used to give special provision to the region of Jammu and Kashmir. It allows the state to have its own constitution, a separate flag and independence over all matters except foreign affairs, defence and communications. It was adopted in 1947 by then Prime Minister Jawaharlal Nehru.

China has built an 'artificial sun' that reaches 100million °C, 6 times temperature of Sun’s core.

By 712 AD, Arabs conquered Sindh.