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Chapter 22, Problem 7SA
Summary Introduction

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Give two reasons why cold viruses are more prolific in the winter.

Introduction:

The common cold occurs in humans and most of the individuals are infected with the common cold at least twice per year. The rhinoviruses are the most common infection in the upper respiratory system. The common cold infects mostly in the nose, but it also causes infection in sinuses, larynx, and throat. The common symptoms include a sore throat, sneezing, running nose, headache, cough, and fever. The lower respiratory tract has higher temperature, which does not allow the the cold virus to grow. The acidic pH and the warm temperature  also inhibit the cold virus growth in the stomach.

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1.) Community Diversity: The brown and orange line represent two different plant communities. a. Which color represents the community with a higher species richness? b. Which color represents the community with a higher species evenness? Relative abundance 0.1 0.04 0.001 2 4 6 8 10 12 14 16 18 20 22 24 Rank abundance c. What is the maximum value of the Simpson's diversity index (remember, Simpson's index is D = p², Simpson's diversity index is 1-D)? d. If the Simpson's diversity index equals 1, what does that mean about the number of species and their relative abundance within community being assessed?
1.) Community Diversity: The brown and orange line represent two different plant communities. a. Which color represents the community with a higher species richness? b. Which color represents the community with a higher species evenness? Relative abundance 0.1 0.04 0.001 2 4 6 8 10 12 14 16 18 20 22 24 Rank abundance c. What is the maximum value of the Simpson's diversity index (remember, Simpson's index is D = p², Simpson's diversity index is 1-D)? d. If the Simpson's diversity index equals 1, what does that mean about the number of species and their relative abundance within community being assessed?

Chapter 22 Solutions

Microbiology with Diseases by Body System & Modified MasteringMicrobiology with Pearson eText -- ValuePack Access Card -- for Microbiology with Diseases by Body System Package

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