Questions

Since, the starting statement carries a subject; the next statement will carry a verb i.e. Q follows as it mentioned the discovery of the Regent. R will bethe continuing statement which states what he actually discovered. P follows next as it talked about the reaction of the Regent after the discovery. And S would be the concluding statement and thus form a coherent paragraph.

The correct formation would be, ‘The Regent having discovered that he had imprisoned an innocent man released Voltaire and gave him a pension.’

Mukesh Ambani, an Indian who secured 13th position in Forbes ultra rich list 2019. 

Mukesh Dhirubhai Ambani is an Indian business magnate, the chairman, managing director, and the largest shareholder of Reliance Industries Limited, a Fortune Global 500 company and India's most valuable company by its market value.

The Prolactin Protein regulates milk production in mammals.

Gastrulation rearranges the cells of the blastula and ultimately forms the three germ layers of the embryo. The primary layers that will form all of the major body and organ systems of the organism, these germ layers include the ectoderm, mesoderm, and endoderm.

A Watermelon is the one which have upper layer in green, the second layer with white and the inner layer in red colour which have seeds in it.

Energy can be either potential or kinetic. The energy associated with motion is called Kinetic energy and similarly, the energy associated with position is called Potential energy.