This is true, this happens because those with favorable traits are able to go on and reproduce while the weak ones die off and cannot reproduce. The resulting off spring will carry more favorable traits and the cycle continues until either the animal conqours the environment and becomes the apex predator (humans) or the species die off (dinosaurs)
Explanation: first, The glucocorticoid binds with the respective receptor in the cell membrane.the release of HSP90 proteims occurs after this first step which after a series of processes the hormone enters into the nucleus of the cell.
