In a person of advanced age, the hair become thinner gradually. It happens because of decrease in

With the advancement of age, hair of males start thinning due to

Marx, the founder of communism, had predicted the failure and eventual overthrow of capitalism because of what he regarded as its inherent contradiction. He visualized that capitalism would maintain the wages of labor at a low subsistence level, while progressively increasing its productivity by the employment of technologically advanced means of production. During the last many decades the real wages of workers in advanced capitalist countries have gradually and progressively increased. The prediction of Marx has not been borne out by history. In the passage 9, which of the following supports the statement "the prediction ... borne out by history"?

The work done by a force acting obliquely is given by the formula : W = F cos theta xx s . What will happen to the work done if angle theta between the direction of force and motion of the body is increased gradually ? Will it increase, decrease or remain constant ?

In old age, immune system becomes weak due to gradually degeneration of :

The ability to hear often decreases with age because

The ability to hear often decreases with age because

With the advancement of age ,hair of males starts thinning due to