DNA is the source of genetic information of the living organism because DNA consists of genes that are responsible for the appearance of genetic traits of the living organism, The enzymes play an important...
Mendel is considered as the founder of heredity because the scientific studies of heredity started with Mendel’s experiments on pea plane and according to the results reached by Mendel, heredity scientists have gathered a...
How does the mutation occur? Mutation is a change in the nature of the hereditary factors that control the traits of a living organism which results in a change in the living organism’s traits,...
What are the gens? They are the parts of DNA present on the chromosomes and they control the individual’s hereditary traits, And the hereditary traits are transferred from the parents to their offspring through...
The dominant trait is the trait that appears in all the individuals of the first generation, The recessive trait is the trait that disappears completely in the individuals of the first generation.
Main principles of Heredity When you notice some traits in your family tree (grandfathers, parents, brothers, and sisters) you will find that there are two kinds of traits which are the hereditary traits and the acquired...