The following points highlight the four main types of structural changes in chromosomes. The types are: 1. Deletion 2. Duplication 3. Translocations 4. Inversions. Structural Change: Type # 1. Deletion: Deletion refers to loss of a portion of segment from a chromosome. It is also known as deficiency. Deletions have been observed in Drosophila, maize, […]
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Essay on the Mendel’s Law of Inheritance | Genetics
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In this essay we will discuss about:- 1. Law’s of Hereditary 2. Reasons for Mendel’s Success 3. Reasons for Overlooking of Mendel’s Results 4. Extensions of Mendelian Concepts. Essay on the Law’s of Hereditary: Mendel laid the foundation of the science of genetics through the discovery of basic principles of heredity. He conducted his experiments […]
Gene Interactions: Meaning and Characteristics | Genetics
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In this article we will discuss about:- 1. Meaning of Gene Interactions 2. Characteristics of Gene Interaction 3. Gene Interaction for Comb Shape in Poultry. Meaning of Gene Interactions: When expression of one gene depends on the presence or absence of another gene in an individual, it is known as gene interaction. The interaction of […]