In this article we will discuss about the physical basis of heredity with theories investigated by a great number of workers, some of whose results are as follows: Encasement Theory: One of the older, but now abandoned, ideas was set forth in the preformation or encasement theory, which supposed that the germs of all future generation were encased one within [...]
Correns discovered Mendel's work and propounded the whole work into two laws of heredity: (i) The law of segregation or law of purity of gametes, and (ii) The law of independent assortment. 1. The Law of Segregation: In a heterozygote a character remains in contrast paired form which is known as allele. One of alleles remains in dominant form and [...]
In this article we will discuss about:- 1. Meaning of Heredity 2. Mechanism of Heredity 3. Laws. Meaning of Heredity: The offspring's of any particulars species resembles its parents in a general way. The young of cats are always kittens and never puppies. With respect to details, however, there is a lot variation. No kittens are exactly alike. Some may [...]