What is Life? A Guide to Biology with Physiology
What is Life? A Guide to Biology with Physiology
3rd Edition
ISBN: 9781464157745
Author: Jay Phelan
Publisher: W. H. Freeman
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Chapter 14, Problem 13SA
Summary Introduction

To analyze:

The reason why it is useful for society to know the number of 10-, 30- and 80-year-olds, in a population.

Introduction:

There could be different number of individuals in different age groups. Individuals in each age group will have different physical capabilities and needs.

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