Photobucketcomimagerecentmatchingmolebird2520science

Info icon This 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: effects that cause trait correla0ons •  AND includes nonaddi0ve gene0c effects (VG = VA + VD + others) that cause trait correla0ons Calcula0ng rE (not in book) rE = (rA(1) – rA(2)*sqrt(h1*h2))/sqrt((1-h1)(1-h2)) For two traits measured in same individuals (same enviroment) P1 = G1 + E1; P2 = G2 + E2 rE is the correlation between E1 and E2 effects for most morphological traits •  all three (rP, rA or rG, and rE) tend to be posi0ve –  large organisms tend to be large for all traits due to both gene0c and environmental factors •  some0mes gene0c and environmental correla0on have opposite signs –  might be due to trade- offs, in house mice rG for brain size – body size pair is nega0ve •  gene0c factors that increase one tend to decrease the other –  but rE is posi0ve =...
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern