Here is an essay on ‘Heredity’ especially written for school and college students in Hindi language. व्यक्तिकेब्यक्तित्व निर्माण एवं विकास को प्रभावित करने वाले कारकों में एक मुख्य कारक आनुवंशिकता अथवा वंशानुक्रमण भी है । अंग्रेजी भाषा में इसे हेरेडिटी (Heredity) पुकारा जाता है । इसकी उत्पत्ति लैटिन शब्द हेरीडिटास (Heredities) से हुई है । शाब्दिक आधार पर आनुवंशिकता का [...]
In this article we will discuss about the sex determination in humans. The problem of sex determination is an interesting one for which many theories have been advanced but the fundamental differences in sex are not so great as might be imagined, as the organs of the one are often represented as rudiments in the other, the differentiation coming about [...]
The following points highlight the top three characters which are not heritable among animals. The characters are: 1. Acquired Modifications due to Disease 2. Characters Peculiar to Sex 3. Certain Parental Characteristics. Character # 1. Acquired Modifications due to Disease: Acquired modifications due to disease mutilation, use or disuse of parts, and changes due to the direct action of the [...]