Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely __________ and __________.

Silk fibre is made up of two proteins namely:

One compartment of a purse contains three 25 paise coins and 2 one rupee coins and the other compartment contains two 25 ps. Coins and 3 one rupee coins. The probability of drawing a rupee from the purse is

A container of volume 1m^(3) is divided into two equal compartments, one of which contains an ideal gas at 300K. The other compartment is vaccum. The whole system is thermally isolated from its surroundings. The partition is removed and the gas expands to occupy the whole volume of the container. Its temperature now would be

Name the two elements having valency 2?

In the region of A-band of a myofibril of a skeletal muscle where thick and thin filaments overlap. each thick filament is surrounded by