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Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332

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Section
BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
Publisher: Cengage Learning
ISBN: 9781337408332
Chapter 11, Problem 2SQ
Textbook Problem
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A duplicated chromosome has how many chromatids?

Summary Introduction

To find: How many chromatids will be present in a duplicated chromosome.

Concept introduction:

Deoxyribonucleic acid (DNA) is the genetic material carried by every eukaryotic organism. Every DNA is made up of a pair of condensed chromatid subunits and they two are held together at a region called centromere. Except metaphase, every duplicated chromosome contains two chromatids. The term chromatids are usually used to express a chromosome in its duplicated state.

Explanation of Solution

Mitosis and meiosis are the two major division processes taking place in every living cell. During mitosis (equational division), the information carried in the chromosomes are copied and are separated to different sides of the cell. In meiosis (reduction division), haploid gametes are produced...

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