Tag Archives | Lyon’s Hypothesis

8 Main Criticisms for Lyon’s Hypothesis | Genetics

The following points highlight the eight main criticisms for Lyon’s hypothesis. Criticism # 1. That XO, XXX, XY, XX etc. individu­al differ among themselves suggesting that the entire X chromosome is not genetically inac­tive. If it were so, an XX and XXX female would have had no difference at all. From various chemical stigmata it seems that a part of [...]

By |2016-12-12T07:34:23+00:00December 12, 2016|Chromosomes|Comments Off on 8 Main Criticisms for Lyon’s Hypothesis | Genetics
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Dosage Compensation/Lyon’s Hypothesis | Genetics

In this article we will discuss about:- 1. Dosage Compensation and Sex-Chromatin Bodies 2. Details about Dosage Compensation or Lyon's Hypothesis 3. Objectives behind the Proposition of Lyon's Hypothesis and 4. Evidences in Support of Lyon's Hypo­thesis. Dosage Compensation and Sex-Chromatin Bodies: In man it has been found that Y-chromosomes are genetically inert in comparison to the X-chromosomes and other [...]

By |2016-12-12T07:34:23+00:00December 12, 2016|Chromosomes|Comments Off on Dosage Compensation/Lyon’s Hypothesis | Genetics
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