Heredity and environment

INTRODUCTION. Heredity is the totality of characteristics transmitted from the parents to the offspring. The transmission of genetic characteristics is a function of the CHROMOSOMES and GENES (q.q.v.). The exact mechanism of hereditary transmission was not known until the discovery of deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). It is now believed that the molecules […]

Excitatory and inhibitory phenomena

Excitatory tendency is the capacity of a stimulus to elicit a response. Who knows it is a part of human nature. The person who knows how to give a stimulus to elicit a favourable response and the very response which is elicited becomes a habit in three-four attempts cannot be labelled as smart or clever […]

Specific activity of the nature of psyche

What is natural law ? It is not an easy task to answer the question.The answer as given earlier was taken from dictionary. What is considered may not be true. It is not applicable in uniform density.The error is regretted. Specific activity, the detailed and precise activity, of the nature of psyche rules over one’s […]

Criterion of normalcy

Criterion is standard of judgement or principle by which something is measured for value. Besides, normalcy is, specifically, the state of being in agreement with what is representative, usual, or regular in day-to-day activities in the life of an individual. The problem with the criterion of normalcy is that the scores for supernormality and abnormality […]