In this article we will discuss about:- 1. Meaning of One-Gene-One Enzyme Hypothesis 2. Significant Steps in the Elaboration of One Gene-One Enzyme Hypothesis 3. Present Position. Meaning of One-Gene-One Enzyme Hypothesis: These are the genes and not the traits that are inherited. So the basic question is how the gene functions to elaborate a phenotype. The question is actually [...]
The following points highlight the two main cases of cytoplasmic inheritance. The cases are: 1. Inheritance of Plastids 2. Kappa Particles of Paramoecium. Cytoplasmic Inheritance: Case # 1. Inheritance of Plastids: The cytoplasm of plants bears minute pigments called plastids. Plastids arise from smaller DNA particles of the ovum and multiply by division. During the formation of gamete a plastid [...]
In this article we will discuss about:- 1. Exception of Linkage of Chromosomes 2. Operation of Linkage from Morgan's Data 3. Characteristics 4. Groups 5. Map. Contents: Exception of Linkage of Chromosomes Operation of Linkage from Morgan's Data Linkage—its Characteristics Linkage Groups Linkage Map 1. Exception of Linkage of Chromosomes: The seven pairs of characters in garden peas with which [...]