परिवर्तन का वह प्रतिमान जो गर्भाधान से शुरू होता है और पूरे जीवन काल तक जारी रहता है, कहलाता है:

Maturation is best described as a process characterized by:

A progressive series of changes towards the goal of maturity in a child, which results in new abilities, is called .

Growth and development of children consist of: