EP CONNECT ONLINE ACCESS FOR BIOLOGY
EP CONNECT ONLINE ACCESS FOR BIOLOGY
20th Edition
ISBN: 9781260494655
Author: Raven
Publisher: MCG COURSE
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Chapter 13, Problem 2DA
Summary Introduction

To determine: The reason that the chances of Down syndrome increase with maternal age.

Introduction: Down syndrome is the disease that is caused due to the presence of an extra copy of chromosome 21 or trisomy of the 21st chromosome. It occurs due to non-disjunction of the autosomal chromosome.

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Mitochondrial mutations; Author: Useful Genetics;https://www.youtube.com/watch?v=GvgXe-3RJeU;License: CC-BY