Concepts of adaptation

Concepts of adaptation - 1/15/12 Concepts of adaptation...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1/15/12 Concepts of adaptation CONCEPTS OF ADAPTATION Intro Ada a i i a e c ce ea i g a d i a ce Thi ec e ai B egi b c i ec c a if hi i de i g ada a i The i e i ci e biological ec g fa F i a , e a i e di i c i e ee f e ec i g i ca a h a he c g , e he e i e a dc a di i c a e ec i e fe ha be ee e f i gc i ab i ce a ai ide he e ica a ch d i a g e e e & he de i i c ada a i Ne ec e a e be ecific h m an ada a i a d ec i c di g e f deci i - a i g i e i a i /age c , a d f c ig f ,a ch f eac gica a h e e g, T pes of E planation A ib e f i i g hi g (i c di g ec di i c b c eea a: 1) i e ei f p o i m a e o i m m e d i a e ca Th , ad i fea e I e a a ic a he ec ) ca be a a e (= "H ed i ?" e -- h a a ic a he e ei &ae a i a e a a i f a e c g i ca e d e ai h i f c i (e.g., Ho d e f ag i c e affec he hea h, de g a h , e e e a e ,a d a i he fa -ag ic a a i a d he e i e i i i e ?) A i aea a i d ai ei ead ai he c d? Wh d e ag ic ha a ai I' e f e -- h cia a ) 2) i e f l i m a e o h i o i ca l ca a ic a f (= "Wh ?" e i ) F e gica , beha i a , a d a e a diffe e e X? Wh d e e diffe f ei e f ei : (e.g., Wh did ag ic ai fai ad ag i c ee e ace a he ?) e he cia beha i , i a e e a a i ge e a = i n en i onal a a i ; i a e = e ol iona a a i , e ha i i g ei he ge e ic c a ada a i ie e' c ec ce eh he e ae e ia e e fe a ai a ai ca be i eg a ed ec ci ed, b i e a d ace , " h " e i ha e bee a e ed i eleological a e : ha i , b a i g a p po e f hi g bei g he a he a e (a d he ce, b i ica i -- a d f e ici -- a ef bei g h c ea ed & de ig ed hi g ) courses. ashington.edu/anth457/adaptatn.htm 1/7 1/15/12 Concepts of adaptation I , N , m echani ic na al i i c J , " ," (G "M N ," ' , ' .) Y , , , , T , 1859 D ' D , ; " -" (M D ' ; , ) D ' ) , adap i e de i gn W , ( , ' Na ral Selec ion D ' ; 3 T ( 3 : 1) 2) 3) G ) ( ) ' 3 , courses. ashington.edu/anth457/adaptatn.htm i ne i abl e 2/7 1/15/12 Concepts of adaptation T , 3 : 1) individual variation ( ) ) 2) heritabilit , D (+ 100%, , 3) differential reproduction (N , 3 , ecological ) D 3 , , ; p inciple of na D " 10,000 al elec ion "( ), , , S , ; F ( & , - - , ), O , F , , , , , ( - ), T , " , " , . ; ; ; T " W ?" adaptations , because D courses. ashington.edu/anth457/adaptatn.htm 3/7 1/15/12 Concepts of adaptation , Adaptation: Evolutionar vs. Phenot pic F , , evolutionar E . phenot pi c trans-generational; ); ( . ., ( - P ) ( ; ; ; - ); lifetim e D single , ?C B ?D T : I ! , F , -- ( B ) capacit , T " T how T wh ?" ." ?" : , , ( H - ) , D , D I , ' ( ) Levels of Selection courses. ashington.edu/anth457/adaptatn.htm 4/7 1/15/12 Concepts of adaptation S " " K ,W , , ( , , , , , , ...) ? D , , I " , M ha ?" T , ; ( . ., ) B ? I , " ; T ' , , T ," . , , - - T - , I I ( 11-12) , S , ' ? W, ; in he l ong n e o ce e en' o e e pl oi ed S - , (S ; , - ) T ( 3 :2 =" " -- courses. ashington.edu/anth457/adaptatn.htm 2 2 , - , , 5/7 1/15/12 Concepts of adaptation ) I 3 ( ) , 3 heritable ( , S ; , ! ), , E , ( , ; , .) A , incidental (" ") ( . ., , -F ) , , ; - (I ' , wh -- , , own , ; ' - !) I' ( "G , , ") H , ( ) because F , , B ' " " , " " ( & "; " " "), ( " " ) E ; courses. ashington.edu/anth457/adaptatn.htm 6/7 1/15/12 Concepts of adaptation p oce co ld "choo e" o p od ce he mo o co n e ac lo e -le el elec ion ha migh abili able fo m oka co and all occ ing a a a e high eno gh p p o e o e co em o bio phe e In m, adap a ion de igned o benefi pecie o eco em pe e a e heo e icall nlikel , and ho e p opo ed o da e a e be e e plained in e m of e ol iona benefi o indi id al o g o p of clo e kin (o he inciden al effec of ame) Wha abo h man ecolog and beha io ? Social cien i (incl. man an h opologi ) ha e a long hi o of e plaining ocial fea f nc ioning o en e i al and moo h f nc ioning of he g o p o ocie ea Ecological an h opolog ha of en e emplified hi endenc , i h man anal e claiming ha h man ecological adap a ion can be e plained a de igned o en e g o p i al, p e en o e pop la ion, main ain ecological abili , e c. ( ee e ample nea end of Va da & Rappapo a icle) A di c ed in he I on eading, Da inian heo gge hi ma be a mi aken a mp ion, and he a emp b ome o j if hi a mp ion b appeal o heo ie of g o p elec ion in e ol iona biolog (e.g., Rappapo ' eliance on he g o p- elec ion a g men of biologi W nne-Ed a d ) e emplifie he ha a d of no ha ing a good c en nde anding of he o ce di cipline f om hich one i bo o ing Ho e e , h man ocie ie po e ce ain fea e Da inian heo a e o ld o an o he pecie ha p e en f om impl appl ing In pa ic la , need o con ide he ole of c l e and deci ion-making in h man ecological adap a ion -- he opic of he ne lec e & cla e i on courses. ashington.edu/anth457/adaptatn.htm 7/7 ...
View Full Document

This note was uploaded on 01/16/2012 for the course ANTH 457 taught by Professor Smith,e during the Fall '08 term at University of Washington.

Ask a homework question - tutors are online