Chapter 3 : Selection and Adaptation

نویسنده

  • Barry Sinervo
چکیده

Chapter 3: Selection and Adaptation Barry Sinervo © 1997-2007 It may metaphorically be said that natural selection is daily and hourly scrutinizing, throughout the world, the slightest variations; rejecting those that are bad, preserving and adding up all that are good; silently and insensibly working, whenever and wherever opportunity offers, at the improvement of each organic being in relation to its organic and inorganic conditions of life. We see nothing of these slow changes in progress, until the hand of time has marked the lapse of ages... Darwin, 1858

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

.The effect of information resources on the selection of strategies for adaptation to climate change by farmers (Case study: Golestan Province)

Background and Aim: The use of information resources is one of the important strategies in the selection of adaptation strategies to climate change by farmers. The aim of this study was to determine the effect of information resources on the selection of adaptation strategies to climate change by farmers in Golestan province. Method: The research was descriptive and survey. The statistical popu...

متن کامل

RICE UNIVERSITY Micro Power Management of Active 802.11 Network Interfaces

....................................................................................................................... II ACKNOWLEDGEMENTS .............................................................................................. III CONTENTS ...................................................................................................................... IV LIST OF FIGURES ..............

متن کامل

Investigating patterns of parallel genetic change in repeated adaptation

The phenomenon of repeated evolution runs counter to expectations about the role of contingency in adaptation. However, many examples of independently acquired similar traits show that evolution sometimes does follow the same path. Factors influencing the probability of such an event include selection, trait complexity and relatedness. Previous investigations of repeated adaptation have primari...

متن کامل

The Importance of Luminal Contents in Intestinal Adaptation and Experimental Colorectal Carcinogenesis

4 Chapter Is INTRODUCTION 5 Chapter 2: INCIDENCE AND DISTRIBUTION OF 10 HUMAN COLORECTAL CARCINOMA Chapter 3: EXPERIMENTAL COLORECTAL CARCNOGENESIS 19 Chapter 4: THE AETIOLOGY OE COLORECTAL CANCER 33 A Heredity 34 B Adenoma 39 C Diet 43 D Inflammation 36 E Injury 60 Chapter 3: INTESTINAL CELL PROLIFERATION 65 Chapter 6: SMALL BOWEL ADAPTATION 72 Chapter 7: ADAPTATION AND CARCINOGENESIS 86 IN TH...

متن کامل

Language as an Adaptation to the Cognitive Niche

Th is chapter outlines the theory (fi rst explicitly defended by Pinker and Bloom 1990), that the human language faculty is a complex biological adaptation that evolved by natural selection for communication in a knowledgeusing, socially interdependent lifestyle. Th is claim might seem to be anyone’s fi rst guess about the evolutionary status of language, and the default prediction from a Darwi...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

عنوان ژورنال:

دوره   شماره 

صفحات  -

تاریخ انتشار 2007