Sex Chromosomes, Barr Body and Lyon Hypothesis Lecture 15 PDF
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Uploaded by StylizedVitality6510
Vision College of Medicine
Dr.Ezat Mersal
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Summary
This document is a lecture on sex chromosomes, Barr body, and the Lyon hypothesis. It explains topics like X inactivation, sex determination in humans, and the significance of Barr bodies. The summary provides concise information to get a quick overview of the document.
Full Transcript
iwi.am only one copy of chromsome can survive with one copy of LikeCturner will not survive We inactivate one of or 2 1ft Answer We inactivate Randomly can be either Ot ive Has...
iwi.am only one copy of chromsome can survive with one copy of LikeCturner will not survive We inactivate one of or 2 1ft Answer We inactivate Randomly can be either Ot ive Has at Éi c state what is Barr body inactive DNA or heterochromatin Males don't have baur body Short note one of each of the 32 will be inactivated w̅ 6I0 active and one inactive even during nfui.is if no baur body Female Xo Male xY How barr more than many one body We convert to hetrochvontin Always one active Normal Male don't have barr body one active the Rest barr body S I Early Period
